Prefixes, Suffixes, and Combining Forms - Department of Education ...
Prefixes, Suffixes, and Combining Forms - Department of Education ...
Prefixes, Suffixes, and Combining Forms - Department of Education ...
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-ock 37<br />
-one<br />
-ock n suffix - ME -oc, -ok, fr. OE -uc, -oc : small one bittock<br />
lassock<br />
octa- or octo- also oct- combining form Gk okta-, okt-, okt- fr.<br />
okt L octo-, oct- fr. octo 1 : eight Octacnemus<br />
octamerous octoploid octose 2 : containing eight<br />
atoms, groups, or equivalents octaacetate<br />
ocul- or oculo- combining form L ocul-, fr. oculus 1 :eye oculomotor<br />
2 :ocular <strong>and</strong> oculauditory ocul<strong>of</strong>acial<br />
-ode n combining form - F, fr. Gk -ds, prob. fr. the stem <strong>of</strong><br />
ozein to smell : thing that resembles placode<br />
-ode n combining form - Gk -odos, fr. hodos 1 :way : path<br />
: road electrode 2 :electrode diode<br />
-odea n pl combining form NL, fr. Gk -ds -ode : animals<br />
belonging to or resembling in names <strong>of</strong> higher taxa as<br />
orders, suborders Blattodea Embiodea<br />
-odes n combining form NL, fr. Gk -ds -ode : animal or<br />
plant resembling in generic names Goniodes<br />
-odon n combining form - NL, fr. Gk odn tooth : animal<br />
having teeth <strong>of</strong> a specified kind chiefly in the names <strong>of</strong><br />
genera in zoology Iguanodon mastodon<br />
odont- or odonto- combining form F, fr. Gk, fr. odont-, odn<br />
: tooth odontitis odontocete odontogeny odontology<br />
odontorrhagia<br />
-odont adj combining form Gk odont-, odn tooth : having or<br />
being teeth <strong>of</strong> a specified nature heterodont lophodont<br />
-odonta n combining form, pl -odonta NL, fr. Gk odont-, odn<br />
tooth : animal or animals having teeth <strong>of</strong> a specified nature<br />
in names <strong>of</strong> zoological taxa Bunodonta Creodonta<br />
Heterodonta Labyrinthodonta<br />
-odontes n combining form, pl -odontes NL, fr. Gk odontes, pl.<br />
<strong>of</strong> odn tooth : animal or animals having teeth <strong>of</strong> a specified<br />
nature in names <strong>of</strong> zoological taxa Gymnodontes<br />
Priodontes<br />
-odontia n combining form, pl -odontia NL, fr. Gk odont-,<br />
odn tooth : animal or animals having teeth <strong>of</strong> a specified<br />
nature in taxonomic names in zoology Anomodontia<br />
Aplodontia Dicynodontia<br />
-odontia n combining form - NL, fr. odont- + -ia : form, condition,<br />
or mode <strong>of</strong> treatment <strong>of</strong> the teeth macrodontia<br />
saprodontia orthodontia compare -<br />
-odonty n combining form - odont- + -y : condition <strong>of</strong> having<br />
a specified type <strong>of</strong> tooth formation chiefly in terms<br />
employed in anthropometry selenodonty<br />
-odus n combining form NL, -odont-, -odus, fr. Gk odont-,<br />
odous tooth : animal having teeth <strong>of</strong> a specified kind in<br />
generic names in zoology Gyrodus<br />
-ody n combining form - Gk -dia, fr. -ds -ode + -ia -y<br />
: process <strong>of</strong> becoming like : metamorphosis into something<br />
specified chiefly in botanical terms sepalody<br />
-odynia n combining form - NL, fr. Gk, state <strong>of</strong> pain, fr. odyn<br />
pain + -ia -y : pain crymodynia neurodynia omodynia<br />
-odynic adj combining form<br />
-oecia n pl combining form NL, fr. Gk oikia building, house,<br />
dwelling, fr. oikos house + -ia -y : plants <strong>of</strong> a specified type<br />
in names <strong>of</strong> botanical taxa Monoecia Dioecia<br />
oen- or oeno- also en- or eno- combining form L oen-, oeno-, fr.<br />
Gk oin-, oino-, fr. oinos : wine oenin oenology oenopoetic<br />
-oholic n combining form - : -<br />
-oic adj suffix -o- + -ic : containing carboxyl or a derivative <strong>of</strong><br />
it in names <strong>of</strong> acids <strong>and</strong> related compounds caproic<br />
hexoic naphthoic esp : containing carboxyl in place <strong>of</strong><br />
methyl hexanoicacid<br />
-oid n suffix - L -odes, fr. -odes, adj. suffix : something<br />
resembling a specified object or having a specified quality<br />
cylindroid globoid hyperboloid<br />
-oid adj suffix MF -ode L -odes, fr. Gk -oeids, fr. -o- +<br />
-eids, fr. eidos form, shape, kind : resembling : having the<br />
form or appearance <strong>of</strong> asbestoid Caucasoid crystalloid<br />
granitoid intellectualoid<br />
-oidal adj suffix -oid + -al : - asbestoidal<br />
-oidea or -oida or -oidei n pl suffix -oidea, NL, fr. L -odes -oid<br />
+ -ea, neut. pl. <strong>of</strong> -eus -eous -oida, NL, fr. L -odes -oidei, NL,<br />
fr. L -odes + -ei, masc. pl. <strong>of</strong> -eus -eous : animals characterized<br />
by or <strong>of</strong> the nature <strong>of</strong> in names <strong>of</strong> higher taxa in zoology<br />
Echinoidea Hydroida Ganoidei<br />
-oin n suffix - ISV -o- + -in : acyloin acetoin<br />
-ol n suffix - ISV, fr. alcohol : chemical compound containing<br />
hydroxyl hydrol esp. in names <strong>of</strong> alcohols <strong>and</strong> phenols<br />
glycerol methanol cresol<br />
-ol also -ole n combining form - ISV, fr. L oleum oil : hydrocarbon<br />
<strong>of</strong> the benzene series esp. in a commercial mixture<br />
containing homologous hydrocarbons xylol not used<br />
systematically compare -<br />
ole- or oleo- also olei- combining form F olé-, oléo-, fr. L ole-,<br />
fr. oleum 1 :oil oleiferous olein oleograph oleocyst<br />
2 a olein oleo-di-stearin b :oleic acid oleoyl<br />
-ole also -ol n combining form - ISV, fr. L oleum oil 1<br />
: chemical compound containing a five-membered ring usu.<br />
heterocyclic imidazole pyrrole 2 usu -ole : chemical compound<br />
not containing hydroxyl esp. in names <strong>of</strong> several<br />
ethers anisole phenetole<br />
-ole n suffix - F, fr. L -olus, -olum, -ola, dim. suffix : little<br />
one veniole<br />
-olic adj suffix ISV -ol + -ic 1 :containing a triple bond in<br />
names <strong>of</strong> acids propiolic acid 2 :containing hydroxyl <strong>and</strong><br />
carboxyl in names <strong>of</strong> hydroxy acids oleanolicacid<br />
olig- or oligo- combining form ML, fr. Gk, fr. oligos akin to<br />
Gk loigos ruin, havoc, OIr lach miserable, unhappy, Lith liga<br />
sickness, Arm akat poor, scant, <strong>and</strong> perh. to Gk liazesthai to<br />
bend, recoil, sink 1 : few Oligochaeta oligogene<br />
oligomyodian : few things oligophagous 2 med : deficiency<br />
: insufficiency oligochromemia oliguria 3 :little<br />
: small oligolecithal<br />
om- or omo- combining form MF omo-, fr. Gk m-, mo-, fr.<br />
mos 1 :shoulder omarthritis 2 :<strong>of</strong> or relating to the<br />
shoulder <strong>and</strong> omohyoid<br />
-oma n suffix, pl -omas or -omata L -omat-, -oma, fr. Gk<br />
-mat-, -ma 1 : tumor <strong>of</strong> a specified kind adenoma<br />
melanoma hygroma or consisting predominantly <strong>of</strong> a<br />
specified kind <strong>of</strong> cell or tissue fibroma myoma myelocytoma<br />
or occurring in a specified organ nephroma 2<br />
: -<br />
ombro- combining form Gk, fr. ombros : rain ombrology<br />
-ome n suffix - NL -omat-, -oma, fr. L -omat-, -oma -oma<br />
: abstract entity : group : mass : stem caulome mestome<br />
oment- or omento- combining form omentum : omentum<br />
omentitis omentopexy<br />
-omma n combining form NL -ommat-, -omma, fr. Gk ommat-,<br />
omma eye akin to Gk ps eye : one having such an eye or<br />
such or so many eyes in generic names in zoology<br />
Loxomma<br />
omn- or omni- combining form ME omni-, fr. MF, fr. L, fr.<br />
omnis all : all : universal : universally : without restriction<br />
omnimeter omnipresent omnist<br />
omphal- or omphalo- combining form Gk, fr. omphalos 1<br />
: umbilicus omphaloid omphaloskepsis 2 :umbilical <strong>and</strong><br />
omphalomesenteric<br />
-on n suffix - ISV, alter. <strong>of</strong> -one : chemical compound not a<br />
ketone or other oxo compound nervon sometimes distinguished<br />
from -one<br />
-on n suffix - fr. -on in anion, cation, ion 1 :elementary<br />
particle nucleon 2 a : unit : quantum magneton photon<br />
b :basic hereditary component cistron operon<br />
-on n suffix - NL, fr. Gk, neut. <strong>of</strong> -os nom. sing. masc. ending<br />
<strong>of</strong> many adjectives : inert gas radon<br />
onc- or onco- also onch- or oncho- or onci- combining form NL,<br />
fr. Gk onkos barbed hook 1 :barb : hook Oncorhynchus<br />
Oncidium onchium Onchocerca 2 :barbed Oncicola<br />
onco- or oncho- combining form NL, fr. Gk onkos bulk, mass<br />
akin to Gk enenkein to carry 1 :tumor oncology 2 :bulk<br />
: mass onchosphere oncometer<br />
-one n suffix - ISV, fr. Gk -n fem. patronymic suffix 1<br />
: ketone or oxo compound not a true ketone in names <strong>of</strong>
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