Zygapophyseal
one of the four processes of a vertebra, occurring in pairs that interlock each vertebra with the vertebrae above and below.
noun (pl) -ses (-ˌsiːz)
(anatomy, zoology) one of several processes on a vertebra that articulates with the corresponding process on an adjacent vertebra
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- Zygapophysis
one of the four processes of a vertebra, occurring in pairs that interlock each vertebra with the vertebrae above and below. historical examples zygapophysis, zī-ga-pof′i-sis, n. one of the yoke-pieces or articulations of the vertebr: pl. chambers’s twentieth century dictionary (part 4 of 4: s-z and supplements) various noun (pl) -ses (-ˌsiːz) (anatomy, zoology) one […]
- Zygodactyl
also, zygodactylous. (of a bird) having the toes of each foot arranged in pairs, with two toes in front and two behind. a zygodactyl bird. adjective (of the feet of certain birds) having the first and fourth toes directed backwards and the second and third forwards noun a zygodactyl bird compare heterodactyl
- Zygodactylous
also, zygodactylous. (of a bird) having the toes of each foot arranged in pairs, with two toes in front and two behind. a zygodactyl bird. historical examples scansores, or climbing, frequently called zygodactyli or zygodactylous birds. everyday objects w. h. davenport adams adjective (of the feet of certain birds) having the first and fourth toes […]
- Zygodactyly
zygodactyly zygodactyly zy·go·dac·ty·ly (zī’gə-dāk’tə-lē) n. see syndactyly.
- Zygogenesis
the formation of a zygote. reproduction by means of gametes. zygogenesis zy·go·gen·e·sis (zī’gō-jěn’ĭ-sĭs) n. reproduction involving the formation of a zygote.