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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-tene 54<br />
thromb-<br />
Gk tainia : stage <strong>of</strong> meiotic prophase characterized by such<br />
chromosomal filaments diplotene pachytene<br />
-tene adj combining form -tene, n. comb. form : having such<br />
or so many chromosomal filaments polytene pachytene<br />
teno- combining form irreg. fr. Gk tenont-, tenn tendon akin<br />
to Gk teinein to stretch : tendon tenoplasty tenotomy<br />
ter- combining form L, fr. ter three times akin to Gk Skt tris<br />
three times, L tres three 1 :three times, threefold, thrice,<br />
three tercentenary 2 :- 4 esp. in names <strong>of</strong> organic<br />
compounds to denote tripling <strong>of</strong> a radical or molecule terphenyl<br />
tera- combining form ISV, fr. Gk teras monster : trillion terabyte<br />
terahertz<br />
terat- or terato- combining form Gk, fr. terat-, teras marvel,<br />
portent, monster akin to Lith keras enchantment, Skt kty<br />
action, enchantment, karoti he does, acts, <strong>and</strong> perh. to ON<br />
skars monster, skyrsi portent, Skt ścarya marvelous : monster<br />
teratism teratology<br />
-teria n combining form - cafeteria : place having self-service<br />
groceteria<br />
termito- combining form NL Termit-, Termes : termite termitophagous<br />
ternati- combining form NL ternatus ternate : ternately ternati-pinnate<br />
tessara- or tessera- also tessar- combining form L, fr. Gk tessara,<br />
tessera, neut. <strong>of</strong> tessares, tesseres, tettares four : four<br />
tessaraglot tesseradecade<br />
tetan- or tetano- combining form NL, fr. Gk, fr. tetanos<br />
: tetanus tetanogenic tetaniform<br />
tetart- or tetarto- combining form ISV, fr. Gk, fr. tetartos akin<br />
to Gk tettares, tessares four : one fourth tetartohedral<br />
tetra- or tetr- combining form ME, fr. LL, fr. L, fr. Gk akin to<br />
Gk tettares, tessares four 1 :four : having four : having four<br />
parts tetracarpellary tetrapartite tetratomic 2 : containing<br />
four atoms, radicals, or groups <strong>of</strong> a specified kind<br />
tetraboric tetracid<br />
-th or -eth adj suffix ME -the, -te, -ethe, fr. OE -tha, -ta, -otha,<br />
-etha akin to OHG -do, -to -th, ON -di, -ti, Goth -da, -ta, L<br />
-tus, Gk -tos, Skt -tha used in forming ordinal numbers<br />
tenth twentieth<br />
-th n suffix - ME -the, -th, fr. OE -thu, -th akin to OHG -ida,<br />
suffix forming abstract nouns, ON -th, Goth -itha, L -ta, Gk<br />
-t, Skt -t 1 :act or process spilth 2 :state or condition<br />
breadth greenth width<br />
thalam- or thalamo- combining form NL, fr. thalamus 1 :thalamus<br />
thalamencephalon thalam<strong>of</strong>ugal 2 :thalamic <strong>and</strong><br />
thalamocortical<br />
thalass- or thalasso- combining form Gk, fr. thalassa, thalatta<br />
: sea thalassemia thalassometer<br />
thall- or thalli- or thallo- combining form NL, fr. Gk thall-,<br />
thallo-, fr. thallos 1 :a young shoot : thallus Thallophyta<br />
thallium thalliform 2 :thallium thallic<br />
thamn- or thamno- combining form Gk, fr. thamnos akin to<br />
Gk thama frequent, <strong>of</strong>ten, tithenai to place, put : bush<br />
: shrub thamnophile<br />
thanat- or thanato- combining form Gk, fr. thanatos akin to<br />
Skt adhvant it vanished <strong>and</strong> prob. to L fumus smoke : death<br />
thanatoid thanatology<br />
the- or theo- combining form ME theo-, fr. LL, fr. L, god, fr.<br />
Gk the-, theo- god, God, fr. theos perh. akin to MHG getws<br />
ghost, Lith dvasia spirit, dvasas spirit, breath 1 a : God theism<br />
theocentric b :god theomancy 2 a : theological <strong>and</strong><br />
theoastrological b :theology <strong>and</strong> theomythology<br />
theatro- combining form Gk, fr. theatron : theater theatromania<br />
thec- or theci- or theco- combining form NL, fr. theca : theca<br />
theciferous thecitis Thecosomata<br />
-theca n combining form, pl -thecae NL, fr. L theca : sheath or<br />
covering <strong>of</strong> a specified type gonotheca myxotheca<br />
-thecium n combining form, pl -thecia NL, fr. Gk thkion small<br />
case, small chest : small containing structure endothecium<br />
-theism n combining form - MF -théisme, fr. thé- the- + -isme<br />
-ism : belief in such a god or such or so many gods pantheism<br />
zootheism<br />
-theist n combining form - MF -théiste, fr. thé- the- + -iste -ist<br />
: one that believes in such a god or such or so many gods<br />
hylotheist monotheist -theistic adj combining form<br />
thely- combining form Gk thly-, fr. thlys : female thelygenic<br />
theologico- combining form NL, fr. LL theologicus : theological<br />
<strong>and</strong> theologicophilosophical theologicopolitical<br />
theoretico- combining form theoretical : theoretical <strong>and</strong> theoreticopractical<br />
ther- or thero- combining form Gk thr-, thro-, fr. thr : wild<br />
beast Theromorpha therodont<br />
-theria n combining form NL, fr. Gk thria, pl. <strong>of</strong> thrion<br />
: beasts : animals in names <strong>of</strong> higher taxa <strong>of</strong> mammalian<br />
forms Prototheria<br />
therio- combining form Gk thrio-, thri-, fr. thrion : wild animal<br />
: beast theriolatry theriomimicry<br />
-therium n combining form NL, fr. Gk thrion : beast : animal<br />
in generic names <strong>of</strong> extinct mammalian forms<br />
Megatherium Titanotherium<br />
therm- or thermo- combining form Gk, fr. therm heat 1<br />
: heat thermacoustic thermochemistry 2 :thermoelectric<br />
thermopile<br />
-therm n combining form - Gk therm heat, fr. thermos hot 1<br />
prob. fr. F -therme, fr. Gk therm heat a :plant accustomed<br />
to a specified type <strong>of</strong> heat megatherm microtherm<br />
xerotherm b :animal having a specified body temperature<br />
ectotherm endotherm 2 : thermic line isobathytherm<br />
-thermia or -thermy n combining form, pl -thermias or -thermies<br />
NL -thermia, fr. Gk therm heat + L -ia -y : state <strong>of</strong> heat<br />
: generation <strong>of</strong> heat diathermy hypothermia<br />
-thermous adj combining form Gk -thermos, fr. therm heat<br />
: having such heat homothermous xerothermous<br />
thi- or thio- combining form ISV, fr. Gk thei-, theio- sulfur,<br />
brimstone, fr. theion prob. akin to Gk thyein to rage, seethe<br />
: containing sulfur thiamine esp : containing bivalent sulfur<br />
usu. in place <strong>of</strong> oxygen thiocyanic thioether compare<br />
- c<br />
thia- or thi- combining form ISV, fr. thi- + -a- : containing sulfur<br />
in place <strong>of</strong> carbon or regarded as in place <strong>of</strong> carbon usu.<br />
in place <strong>of</strong> the methylene group CH thiacyclohexane<br />
thiadiazole thiazole compare -, -<br />
thia- combining form : - thiachroman<br />
thigmo- combining form NL, fr. Gk thigma touch fr. thinganein<br />
to touch, h<strong>and</strong>le + NL -o- akin to L fingere to shape<br />
: touch thigmoreceptor<br />
thion- combining form ISV, fr. Gk theion more at -<br />
: sulfur thionic<br />
thion- or thiono- combining form thion- ISV, fr. Gk theion sulfur<br />
thiono- ISV, fr. Gk theion + ISV -o- : containing sulfur<br />
doubly bound to another atom as in the thiocarbonyl group<br />
thionothiolic<br />
-thionium n combining form - NL, fr. thi- + -onium : onium<br />
compound containing sulfur <strong>and</strong> usu. another element as<br />
nitrogen besides carbon in a ring phenazathionium<br />
thorac- or thoraci- or thoraco- combining form F thorac-, fr.<br />
LGk thrak-, fr. Gk thrak-, thrako- corslet, fr. thrak-,<br />
thrax corslet, chest 1 :chest : thorax thoracodynia thoracoplasty<br />
2 :thoracic <strong>and</strong> thoracispinal thoracolumbar<br />
thre- or threo- combining form ISV, fr. threose : threose threitol<br />
-thrix n combining form NL -trich-, -thrix, fr. Gk trich-, thrix<br />
hair 1 :one having such hair or hairlike filaments in<br />
generic names <strong>of</strong> plants <strong>and</strong> animals Lagothrix<br />
Streptothrix 2 pl -triches or -thrixes : pathological condition<br />
<strong>of</strong> having such hair lepothrix monilethrix<br />
thromb- or thrombo- combining form Gk thrombos lump, clot<br />
<strong>of</strong> blood, curd 1 a : blood clot thrombocyst b :associated<br />
with the clotting <strong>of</strong> blood thrombin thrombostasis 2<br />
: marked by or associated with thrombosis thromboangiitis
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