Word Unit: -y (Greek: a suffix that means; state of, condition of, quality of, act of)
Word Unit: yocto- (Greek: from octo-, "eight"; a decimal prefix used in the international metric system for measurements)

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

Word Unit: yotta- [YAH tuh or maybe YOH tuh] (Greek: from octo-, "eight"; a decimal prefix used in the international metric system for measurements)

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

Word Unit: zelo-, zel-; zeal- (Greek > Latin: ardor, fervor; jealousy, jealous)

Related religious-word units: church; dei-, div-; ecclesi-; fanati-; hiero-; idol-; -olatry; theo-.

Word Unit: zephyro-, zephyr- (Greek > Latin: west wind [Old English zefferus from Latin zephyrus from Greek zephuros])

Cross references of word groups that are related, directly or indirectly, to: "air, wind": aello-; aeolo-; aero-; anemo-; atmo-; austro-; flat-, flatu-; phys-; pneo-, -pnea; pneumato-; turb-; vent-.

Word Unit: zepto- [ZEP toh] (Latin: septo-, seven; a decimal prefix [10-21] used in the international metric system for measurements)

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

Word Unit: zeta; Ζ, ζ (Greek: the sixth letter of the Greek alphabet; Ζ, ζ)
Word Unit: zetta- [ZE tuh] + (Latin: septo-, "seven"; a decimal prefix [1021] used in the international metric system for measurements)

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

Word Unit: zomo- (Greek: juice, soup, sauce, broth)
Word Unit: zono-, zon-, zoni- (Greek > Latin: girdle, girded garment)
Word Unit: zoo-, zoa-, zo-, -zoic, -zoid, -zoite, -zoal, -zonal, -zooid, -zoon, -zoa, -zoan (Greek: animal, animals; living beings; life)

Related "animal" units: anima-; faun-; therio-.

Word Unit: Zoology (the scientific study of animals)
Word Unit: Zoonoses, Part 1 (Greek: diseases communicated from one kind of animal to another or to human beings; usually restricted to diseases transmitted naturally to man from animals)
Word Unit: Zoonoses, Part 2 (Greek: diseases communicated from one kind of animal to another or to human beings; usually restricted to diseases transmitted naturally to man from animals)
Word Unit: Zoonotic Diseases (Pets can give people so many things: love, attention, entertainment, company; as well as, infection)
Word Unit: Zoopraxography (origin and background of the study of animals in motion)
Word Unit: zoster-, zoster + (Greek: girdle; belt)
Word Unit: zygo-, zyg-, -zygous; zygomatico- + (Greek: yoke, forming pairs; joined, union; or indicating a relationship to a junction; meaning a yoke or crossbar by which two draft animals; such as, oxen could be hitched to a plow or wagon)
Word Unit: zygoma- (Greek: bolt or bar)
Word Unit: zygomatico- (Greek: the malar bone or the arch that the malar bone forms with the other bones to which it is connected)