Word Unit: tera- [TE ruh] (Greek: "monster, marvel"; a decimal prefix used in the international metric system for measurements)

Related "metric" families: yotta; zetta; exa; peta; giga; mega; kilo; hecto; deka; deci; centi; milli; micro; nano; pico; femto; atto; zepto; yocto.

Word Unit: terato-, terata-, terat-, tera- (Greek > Latin: marvel, omen, monster; malformation)
Word Unit: terce-, ter- + (Latin: third, thrice)

Cross references of word families that are related, partially or totally, to: "three, third": terti-; tri-, tre; trigono-; trito-.

Word Unit: terg- + (Latin: to rub, polish, wipe)

Cross references of word families that are related directly, or indirectly, to: "rub, rubbing; wear away; wipe": bruxo, brux-; frica-, frict-; tribo-; -tripsy; trit-.

Word Unit: term-, termin- (Latin: end, last, final, boundary)
Word Unit: termit- (Latin: Termes, a worm that eats wood, woodworm; literally, "the boring worm")

A cross reference of other word family units that are related directly, or indirectly, with: "insects, bugs, worms; invertebrates": aphidi-; api-; ascari-; culci-; Dung Beetle Survival; Dung Beetles Important; Eating Worms; entomo-; formic-; Guinea worms; helmintho-; insecto-; Insects: Importance; isopter-; larvi-; lepidopter-; meliss-; mosquito; Mosquito, other Languages; Mosquitoes, Pt. 1; Mosquitoes, Pt. 2; myrmeco-; scarab; scoleco-; sphec-; taeni-; vermo-.

Word Unit: terr-, terra-, -ter (Latin: earth, dry land, land)

Cross references of word families related directly, or indirectly, to: "land, ground, fields, soil, dirt, mud, clay, earth (world)": agra-; agrest-; agri-; agro-; argill-; choro-; chthon-; epeiro-; geo-; glob-; lut-; myso-; pedo-; pel-; rhyp-; soil-; sord-.

Word Unit: terri- (Latin: frightful, fearful; fear; fright; literally, causing terror)
Word Unit: terti-, tern-, ter- + (Latin: third; three each; three times)

Cross references of word families that are related, partially or totally, to: "three, third": terce-; tri-, tre; trigono-; trito-.

Word Unit: tessara-, tessera- (Greek > Latin: four; cube; password)

Cross references of word families that are related, partially or totally, to: "four, fourth": quadri-; quatr-; tetra-.

Word Unit: testa-, test- (Latin: testu, testum; earthen container, earthen pot; shell, skull)
Word Unit: testi-, test- (Latin: a witness, one who stands by)
Word Unit: testud- + (Latin: tortoise, turtle; from earthern vessel)
Word Unit: tetan-, tetano-, tetani- (Greek: tension, especially a convulsive tension; muscle spasm or tetanus, an infectious disease characterized by muscle spasms)
Word Unit: tetart-, tetarto- + (Greek: one fourth)
Word Unit: tetra-, tetr- (Greek: four; a number used as a prefix)

Cross references of word families that are related, partially or totally, to: "four, fourth": quadri-; quatr-; tessara-.

Word Unit: text-, tex- (Latin: to weave, woven; to structure, to make)
Word Unit: thalam-, thalamo- + (Greek > Latin: inner room, bedchamber; so called by Galen because chambers at the base of the brain were thought to supply animal spirits to the optic nerves; thalamus, the middle part of the diencephalon (the area in the center of the brain just above the brain stem that includes the thalamus and hypothalamus) which relays sensory impulses to the cerebral cortex of the brain)
Word Unit: thalasso-, thalass-, thalassi-, thalassio-, thalatto-, thalatt- + (Greek: sea, ocean)

Inter-related cross references, directly or indirectly, involving the "sea" and the "ocean" bodies of water: abysso- (bottomless); Atlantic; batho-, bathy- (depth); bentho- (deep, depth); halio-, halo- (salt or "the sea"); mare, mari- (sea); necto-, nekto- (swimming); oceano-; pelago- (sea, ocean); plankto- (drifting).

Word Unit: thall-, thallo-, thal-, thalli- + (Greek: young branch, shoot; thallus, a simple-plant body with undifferentiated root, stem, and leaf)