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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thym- 55<br />
tris-<br />
thym- or thymo- combining form ISV, fr. L thymum<br />
1 : thyme thymol 2 : thymol thymoquinone<br />
CHCHCHO<br />
thym- or thymo- combining form NL thymus : thymus : <strong>of</strong> the<br />
thymus thymoprivic thymectomize<br />
thym- or thymo- combining form NL, fr. Gk, fr. thymos spirit,<br />
soul, mind : soul : spirit : emotion thymogenic thymotactic<br />
-thymia n combining form - NL, fr. Gk, fr. thymos spirit,<br />
mind, courage + -ia : such a condition <strong>of</strong> mind <strong>and</strong> will<br />
schizothymia<br />
thyr- or thyro- combining form thyroid 1 :thyroid thyrasthenia<br />
2 :thyroid <strong>and</strong> thyroarytenoid<br />
thyreo- combining form ISV, fr. Gk thyreoeids 1 :thyroid<br />
thyreotomy 2 :thyroid <strong>and</strong> thyreocervical<br />
thysan- or thysano- combining form NL, fr. Gk, fr. thysanos<br />
: tassel : fringe Thysanoptera Thysanura<br />
tibeto- combining form, usu cap tibet + -o- : Tibetan <strong>and</strong><br />
Tibeto-Chinese Tibeto-Himalayan<br />
tibio- combining form NL, fr. L tibia shinbone 1 :fused tibia<br />
<strong>and</strong> tibiotarsus 2 : tibial <strong>and</strong> tibiocalcaneal tibi<strong>of</strong>emoral<br />
titan- or titano- combining form NL titanium : titanium<br />
titanate titanocyanide titan<strong>of</strong>luoride<br />
toco- or toko- combining form Gk tokos, fr. tiktein to bear,<br />
beget : childbirth : <strong>of</strong>fspring tocogenetic tocology<br />
-tokous adj combining form Gk -tokos, fr. tiktein to bear<br />
: producing such or so many <strong>of</strong>fspring deuterotokous<br />
-toky n combining form - Gk -tokia, fr. -tokos + -ia -y : parturition<br />
: delivery deuterotoky<br />
tol- or tolu- combining form ISV, fr. tolu 1 :tolu toluol 2<br />
: toluene toluic tolyl : toluic toluate<br />
-toma n combining form - NL, fr. fem. <strong>of</strong> -tomus cutting, cut,<br />
segmented more at - : animal having a specified<br />
type <strong>of</strong> segmentation in generic names esp. <strong>of</strong> insects<br />
Triatoma<br />
-tome n combining form - NL -tomus, fr. -tomus cutting, cut,<br />
segmented, fr. Gk -tomos, fr. temnein to cut 1 :part : section<br />
angiotome gonotome 2 :cutting instrument microtome<br />
pharyngotome<br />
-tomous adj combining form NL -tomus more at - 1<br />
: cut : divided orthotomous rhachitomous 2 : cutting<br />
xylotomous<br />
-tomy n combining form - NL -tomia, fr. Gk, fr. -tomos cutting<br />
+ -ia -y more at - : incision : section carniotomy<br />
laparotomy sclerotomy<br />
-tonia n combining form - NL, fr. tonus + -ia -y : condition or<br />
degree <strong>of</strong> tonus hypotonia somatotonia<br />
tono- combining form Gk tonos tension, pitch, tone 1 :tone<br />
tonology tonoscope 2 :pressure tonometer tonotaxis<br />
tonsill- or tonsillo- combining form L tonsillae tonsils : tonsil<br />
tonsillectomy tonsillotomy<br />
-tony n combining form - NL -tonia : - hypertony<br />
top- or topo- combining form ME, fr. LL, fr. Gk, fr. topos 1<br />
: place : locality topophobia 2 :local topoalgia topectomy<br />
-topy n combining form - NL -topia, fr. Gk, way, place, fr.<br />
topos place + -ia -y : position : location heterotopy<br />
toti- combining form L totus whole, entire : whole : wholly<br />
totipalmate<br />
touch- combining form obs. touch-powder, powder used for<br />
priming a gun, fr. ME towchepoudre, fr. MF toucher to touch,<br />
kindle a fire + ME poudre powder : serving for quick ignition<br />
touchhole touchwood<br />
tox- or toxi- or toxo- combining form LL, fr. L toxicum poison<br />
1:toxic : poisonous toxidermic toxin 2 :toxin : poison<br />
toxoid<br />
tox- or toxi- or toxo- combining form Gk, fr. toxon bow, arrow<br />
1:bowed : arched Toxodonta 2:arrow : shaped like an arrow<br />
Toxoglossa Toxifera 3 :archery toxophily<br />
toxic- or toxico- combining form NL, fr. L toxicum : poison<br />
toxicology toxicophobia toxicemia<br />
trache- or tracheo- combining form NL, fr. ML trachea 1<br />
: trachea tracheoscopy 2 :tracheal <strong>and</strong> tracheolaryngeal<br />
trachel- or trachelo- combining form NL, fr. Gk trachl-,<br />
trachlo-, fr. trachlos 1 a : neck trachelology b :cervical<br />
<strong>and</strong> tracheloscapular 2 : necklike anatomical structure<br />
: cervix tracheloplasty<br />
trachy- combining form in sense 1, fr. NL, fr. Gk, fr. trachys<br />
rough, harsh in sense 2, fr. F, fr. trachyte 1 :rough : strong<br />
trachyglossate trachychromatic 2 :trachytic trachydolerite<br />
trachy<strong>and</strong>esite<br />
trans- prefix L trans-, tra- across, beyond, to the other side,<br />
through, so as to change, fr. trans across, beyond, on or to the<br />
other side, through 1 a : across transpolar transatlantic<br />
transoceanic b 1 : beyond transhuman transmundane<br />
2 : beyond a specified chemical element in the periodic<br />
table transplutonium transuranic c :through translucent<br />
transcutaneous d : completeness <strong>of</strong> change<br />
transshape 2 :transverse transfrontal transprocess 3<br />
: transfer : interchange in names <strong>of</strong> chemical reactions <strong>and</strong><br />
enzymes transamination<br />
traumat- or traumato- combining form LL, fr. Gk, fr. traumat-,<br />
trauma : wound : trauma traumatism<br />
trega- or treg- combining form trillion + -ega-, -eg- as in mega-,<br />
meg- : one million millions : trillion : 10 tregerg tregadyne<br />
-trema n combining form NL -tremat-, -trema, fr. Gk trmat-,<br />
trma hole 1 pl -tremas or -tremata : hole : orifice : opening<br />
helicotrema 2 :creature having such an opening in<br />
generic names Eurytrema<br />
-tremata n pl combining form NL, pl. <strong>of</strong> -trema : creatures<br />
having such an opening in names <strong>of</strong> orders <strong>and</strong> other<br />
higher taxa Derotremata<br />
-tresia n combining form - NL, fr. Gk trsis akin to Gk<br />
tetrainein to pierce + NL -ia : perforation proctotresia<br />
sphenotresia<br />
tri- combining form ME, fr. L akin to Gk tri-, L tria three 1<br />
: three triarch triact : characterized by or having three or<br />
three parts tricrotic tricycle tripod 2 :three times or in<br />
three ways trifarious trisonant also : into three trisect<br />
3:trice : every third triweekly triennial 4 :containing<br />
three atoms, radicals, or groups <strong>of</strong> a specified kind tribromide<br />
-tribe n combining form - Gk tribein to rub 1 :one that rubs<br />
against used esp. <strong>of</strong> flowers during cross-fertilization<br />
pleurotribe sternotribe 2 :instrument for crushing, compressing,<br />
or rubbing angiotribe osteotribe<br />
tribo- combining form F, fr. Gk tribein to rub : friction trib<strong>of</strong>luorescence<br />
tribophosphorescent<br />
trich- or tricho- combining form NL, fr. Gk, fr. trich-, thrix<br />
hair : hair : filament trichopathy trichatrophic<br />
-tricha n combining form, pl -tricha NL, fr. Gk -trichos -trichous<br />
: one or ones having such ciliation in names <strong>of</strong><br />
taxa Gastrotricha Oxytricha<br />
-trichi n pl combining form NL, fr. Gk trich-, thrix hair : persons<br />
having such hair leiotrichi<br />
-trichia n combining form - NL, fr. trich- + -ia 1 :condition<br />
<strong>of</strong> having such hair oligotrichia hypotrichia 2 :hairiness<br />
glossotrichia<br />
-trichous adj combining form Gk -trichos, fr. trich- thrix hair<br />
: having such hair : haired peritrichous<br />
-trichy n combining form - NL -trichia : the condition <strong>of</strong><br />
having such hair lissotrichy<br />
tricyclo- combining form ISV tri- + cycl- : tricyclic tricycloalkanes<br />
-triene n suffix - tri- + -ene : chemical compound containing<br />
three double bonds octatriene<br />
trigon- or trigono- combining form L, fr. Gk trign-, trigno-,<br />
fr. trignos : triangular Trigonella trigonotype<br />
tripl- or triplo- combining form Gk triploos, fr. tri- three +<br />
-ploos as in diploos double more at - : triple triplopia<br />
triploblastic<br />
tris- prefix Gk, fr. tris, fr. treis three : thrice : tripled triste
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