14-letter words containing a, z, o
- zero tolerance — a policy of very strict, uncompromising enforcement of rules or laws.
- zero-tolerance — a policy of very strict, uncompromising enforcement of rules or laws.
- zingiberaceous — belonging to the Zingiberaceae, the ginger family of plants.
- zinziberaceous — zingiberaceous.
- zodiacal light — a luminous tract in the sky, seen in the west after sunset or in the east before sunrise and thought to be the light reflected from a cloud of meteoric matter revolving round the sun.
- zona pellucida — the transparent, noncellular layer surrounding the ovum of mammals, often having radial striations.
- zonal geranium — a widely cultivated plant, Pelargonium hortorum, having white, pink, or red flowers and rounded leaves that are sometimes banded or blotched with contrasting colors.
- zooflagellates — Plural form of zooflagellate.
- zoroastrianism — an Iranian religion, founded c600 b.c. by Zoroaster, the principal beliefs of which are in the existence of a supreme deity, Ahura Mazda, and in a cosmic struggle between a spirit of good, Spenta Mainyu, and a spirit of evil, Angra Mainyu.
- zygobranchiate — of or relating to zygobranchs or the Zygobranchia genus
- zygomatic arch — the bony arch at the outer border of the eye socket, formed by the union of the cheekbone and the zygomatic process of the temporal bone.
- zygomatic bone — a bone on each side of the face below the eye, forming the prominence of the cheek; cheekbone.
- zygosporangium — a sporangium that bears a zygospore.