Nouns

oligoporus

noun

a genus of fungi belonging to the family Polyporaceae

oligospermia

noun

insufficient spermatozoa in the semen

olimbos

noun

a mountain peak in northeast Greece near the Aegean coast; b...

olivenite

noun

rare green to black mineral consisting of hydrated copper ar...

ollari

noun

a Dravidian language spoken in south central India

omani

noun

a native or inhabitant of Oman

omasum

noun

the third compartment of the stomach of a ruminant

omayyad

noun

the first dynasty of Arab caliphs whose capital was Damascus

omb

noun

the executive agency that advises the President on the feder...

ombu

noun

fast-growing herbaceous evergreen tree of South America havi...

omeprazole

noun

antacid (trade name Prilosec) that suppresses acid secretion...

omiya

noun

a city of east central Honshu; a suburb of Tokyo

ommastrephes

noun

extremely active cylindrical squid with short strong arms an...

omomyid

noun

extinct tiny nocturnal lower primates that fed on fruit and...

omotic

noun

a group of related languages spoken in a valley of southern...

omphalotus

noun

a genus of fungi with a depressed disc in the cap

omphalus

noun

a scar where the umbilical cord was attached

onagraceae

noun

a large and widely distributed family of plants of the order...

onchocerciasis

noun

infestation with slender threadlike roundworms (filaria) dep...

oncidium

noun

any orchid of the genus Oncidium: characterized by slender b...

oncorhynchus

noun

Pacific salmon including sockeye salmon; chinook salmon; chu...

oncovin

noun

periwinkle plant derivative used as an antineoplastic drug (...

ondaatje

noun

Canadian writer (born in Sri Lanka in 1943)

ondatra

noun

muskrats

oneida

noun

a member of the Iroquoian people formerly living east of Lak...

oneirism

noun

absentminded dreaming while awake

oneiromancer

noun

someone who divines through the interpretation of dreams

onerousness

noun

unwelcome burdensome difficulty

oniscidae

noun

a family of Isopoda

oniscus

noun

type genus of the Oniscidae; woodlice that cannot roll into...

onobrychis

noun

genus of Old World herbs having pinnate leaves and pink or w...

onoclea

noun

one species: sensitive fern; in some classifications include...

onomancer

noun

one who practices onomancy

onomancy

noun

divination by the letters of a name

onomasticon

noun

a list of proper nouns naming persons or places

onomatomania

noun

obsession with a particular word which the person uses repea...

ononis

noun

genus of European subshrubs or herbs having pink or purple o...

onopordon

noun

a genus of Eurasian herbs of the family Compositae with pric...

onopordum

noun

a genus of Eurasian herbs of the family Compositae with pric...

onosmodium

noun

a genus of North American perennial herbs of the family Bora...

onsager

noun

United States chemist (born in Norway) noted for his work in...

onychium

noun

small terrestrial ferns of Old World tropics and subtropics:...

onychogalea

noun

a genus of Macropodidae

onycholysis

noun

separation of a nail from its normal attachment to the nail...

onychomys

noun

grasshopper mice

onychophora

noun

enigmatic small elongated wormlike terrestrial invertebrates...

onychosis

noun

any disease or disorder of the nails

oomycetes

noun

nonphotosynthetic fungi that resemble algae and that reprodu...

oophoritis

noun

inflammation of one or both ovaries

oophorosalpingectomy

noun

surgical removal of one or both ovaries and the correspondin...