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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trit- 56<br />
-ulent<br />
trahedron esp. in complex chemical expressions tris-<br />
2-chloroethyl-amine<br />
trit- or trito- combining form Gk, fr. tritos akin to Gk treis<br />
three : third : tertiary tritonymph tritovum<br />
-trix n suffix, pl -trices or -trixes ME, fr. L, fem. <strong>of</strong> -tor, ending<br />
<strong>of</strong> agent nouns, fr. -tus, past part. ending + -or more at<br />
- 1 :female that does or is associated with a specified<br />
thing aviatrix narratrix inheritrix 2 :straight line in<br />
geometry trisectrix directrix tractrix<br />
troch- or trocho- combining form NL, fr. Gk, fr. trochos wheel,<br />
fr. trechein to run : wheel : resembling a wheel : round<br />
Trochodendron Trochelminthes trochophora<br />
-troch n combining form - NL -trocha : ciliated b<strong>and</strong><br />
mesotroch prototroch<br />
-trocha n combining form, pl -trochas also -trochae NL, fr.<br />
fem. sing. <strong>of</strong> -trochus having such a ciliated b<strong>and</strong>, fr. Gk trochos<br />
wheel : creature or larva having such a ciliated b<strong>and</strong><br />
actinotrocha<br />
troglo- combining form NL, fr. Gk trglo-, fr. trgl hole, cave<br />
: cave-dwelling : troglodytic troglobiont<br />
-tron n suffix - Gk, suffix denoting an instrument as Gk arotron<br />
plow, fr. stem <strong>of</strong> aroun to plow akin to OE -thor, suffix<br />
denoting an instrument, ON -thr, L -trum, MIr -thar, Skt -tra<br />
1:vacuum tube magnetron 2 :device for the manipulation<br />
<strong>of</strong> subatomic particles cyclotron isotron<br />
trop- or tropo- combining form ISV, fr. Gk, fr. tropos 1 :turn<br />
: turning : change tropometer troposphere 2 :affinity for<br />
: tendency to turn toward : tropism tropic tropotaxis<br />
trop- also tropa- combining form ISV, fr. tropine 1 :tropine<br />
tropate 2 :atropine tropoyl<br />
-trope n combining form - F, fr. Gk tropos turn, direction,<br />
way 1 :turn : change : affinity for chromotrope neurotrope<br />
2 : body characterized by such an inversion<br />
hemitrope 3 :instrument <strong>and</strong> esp. optical instrument that<br />
functions by rotating, reversing, or reflecting rheotrope<br />
thaumatrope<br />
-trope adj combining form F, fr. Gk -tropos, fr. trepein to turn<br />
: turning : being reverted anisotrope hemitrope<br />
troph- or tropho- combining form F, fr. Gk, fr. trephein to<br />
nourish : nutrition trophopathy trophallaxis trophospore<br />
-trophic also -trophous adj combining form NL -trophia -trophy<br />
+ E -ic or -ous 1 a also -trophous : <strong>of</strong> or relating to a<br />
specified type <strong>of</strong> nutrition hypertrophic hypertrophous<br />
b:having a specified nutritional requirement monotrophic<br />
2 :- 1, 2 glycotrophic lipotrophic<br />
-trophy n combining form - NL -trophia, fr. Gk, fr. troph- +<br />
-ia -y : nutrition : nourishment : nurture : growth eutrophy<br />
nosotrophy pedotrophy<br />
-tropia n combining form - NL, fr. Gk, turn, deviation, fr.<br />
-tropos -trope + -ia -y : condition <strong>of</strong> such a deviation in the<br />
line <strong>of</strong> vision esotropia hypertropia<br />
-tropic adj combining form F -tropique, fr. -trope + -ique -ic 1<br />
: turning, changing, or tending to turn or change esp. in a<br />
specified manner or in response to a specified stimulus<br />
bacteriotropic enantiotropic geotropic heliotropic<br />
isotropic chemotropic 2 :attracted specif. to such a tissue,<br />
organ, or system neurotropic viscerotropic 3<br />
: - 1 ectotropic endotropic<br />
-tropism n combining form - ISV, fr. -trope + -ism : tendency<br />
to turn toward : affinity for : tropism heliotropism neurotropism<br />
-tropous adj combining form Gk -tropos, fr. trepein to turn<br />
: turning or curving in such a way : exhibiting such a tropism<br />
anatropous<br />
-tropy n combining form - F -tropie, fr. Gk -tropia turn, fr.<br />
-tropos -trope + -ia -y 1 :condition <strong>of</strong> turning or curving in<br />
such a way or <strong>of</strong> exhibiting such a tropism hemitropy 2<br />
: change in a specified way or in response to a specified<br />
stimulus<br />
trypan- or trypano- combining form NL, fr. Gk, fr. trypanon<br />
auger, borer, trepan, fr. trypan to bore, pierce through, fr.<br />
trypa hole akin to OSlav truplŭ hollow, Gk tetrainein to<br />
pierce 1 :borer : auger trypanosome 2 :trypanosome trypanocidal<br />
tubercul- or tuberculo- combining form NL, fr. L tuberculum,<br />
dim. <strong>of</strong> tuber 1 a : tubercle tubercular b :tuberculous<br />
tuberculid 2 :tubercle bacillus tuberculin 3 :tuberculosis<br />
tuberculotherapy<br />
tubi- combining form NL, fr. L tubus : tube tubivalve<br />
Tubipora<br />
tubuli- combining form NL, fr. L tubulus tubule, tube 1<br />
: tubule : tubulus tubuliferous 2 :tubular tubuliflorous<br />
tubulo- combining form L tubulus tubule, tube + E -o- : tubular<br />
<strong>and</strong> tubuloracemose<br />
-tude n suffix - MF or L MF -tude, fr. L -tudin-, -tudo : -<br />
omnitude parvitude<br />
tungst- or tungsto- combining form ISV, fr. tungsten 1 :tungsten<br />
tungstoboric 2 :tungstic acid tungstate<br />
turbinato- combining form L turbinatus turbinate : conically<br />
turbinatoconcave turbinatocylindrical turbinatoglobose<br />
turbo- combining form turbine 1 :coupled directly to a driving<br />
turbine turboalternator turboblower turbocompressor<br />
turbodynamo turboexciter turb<strong>of</strong>an turbogenerator<br />
turbopump 2 :consisting <strong>of</strong> or incorporating a turbine<br />
turbomachine turbomotor turboventilator<br />
turco or turko- combining form, usu cap turco- fr. ML Turcus<br />
Turk turko- fr. turk 1 :Turkic Turko-Tatar 2 :Turkish<br />
Turkoman 3 :Turkish <strong>and</strong> Turco-Greek<br />
twi- prefix ME, fr. OE akin to OFris OS twi-, OHG zwi-, ON<br />
tv-, tv-, L bi- fr. OL dui-, Gk di-, Lith dvi- twi-, OE twgen,<br />
tw, t two : two : double : doubly : twice twi-circle<br />
twi-faced<br />
-ty n suffix - ME -te, -tee, -tie, fr. OF -té, fr. L -tat-, -tas akin<br />
to Gk -tt-, -ts -ty, Skt -tt, -tti : quality : condition : degree<br />
apriority<br />
tyl- or tylo- combining form Gk, fr. tylos, tyl knob, lump, callus,<br />
pad : knob : knobbed tylaster Tylosaurus : pad<br />
Tylopoda<br />
tympan- or tympano- combining form NL tympanum 1 :tympanum<br />
: tympanic membrane tympanitis tympanotomy 2<br />
: tympanic <strong>and</strong> tympanoeustachian<br />
typ- or typo- combining form Gk, fr. typos : type : image<br />
: model typonym typology<br />
typh- or typho- combining form NL typhus : typhus : typhoid<br />
typhosepsis<br />
typhl- or typhlo- combining form in sense 1, fr. Gk, blind, fr.<br />
typhlos in sense 2, fr. Gk typhlon, fr. neut. <strong>of</strong> typhlos blind 1<br />
: blind typhlosole : blindness typhlology 2 : cecum<br />
typhlitis typhlotomy<br />
-typy n combining form - type + -y : condition, process, or<br />
art related to or involving the use <strong>of</strong> such a type heliotypy<br />
tyr- or tyro- combining form Gk, fr. tyros cheese : cheese<br />
tyramine tyrotoxin<br />
ber- also uber- prefix, sometimes cap G as in bermensch<br />
superman, fr. ber over, beyond the limits <strong>of</strong>, fr. OHG ubari<br />
: being a superlative example <strong>of</strong> its kind or class bermayor<br />
berthermometer<br />
ugro- combining form, usu cap ugrian : Ugrian <strong>and</strong><br />
Ugro-Aryan Ugro-Finnic<br />
-ula n suffix, pl -ulas or -ulae L more at - : small one<br />
Clangula siphonula placula<br />
-ular adj suffix L -ularis, fr. -ulus, -ula, -ulum -ule + -aris -ar<br />
: <strong>of</strong>, relating to, or resembling crevicular chiefly in<br />
words where the base word is derived from a Latin word having<br />
a diminutive in -ulus, -ula, or tubular valvular<br />
ulcero- combining form L ulcer-, ulcus 1 :ulcer ulcerogenic<br />
2:ulcerous <strong>and</strong> ulcerogl<strong>and</strong>ular<br />
-ule n suffix - F L F -ule, fr. L -ulus, masc. dim. suffix, -ula,<br />
fem. dim. suffix, -ulum neut. dim. suffix : small one cymule<br />
veinule<br />
-ulent adj suffix L -ulentus, -olentus prob. akin to L olre to<br />
smell : that abounds in a specified thing : that has a specified<br />
thing in marked amount or degree nidorulent
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