opium poppy
— Navneord
– Engelsk
~ southwestern Asian herb with greyish leaves and white or reddish flowers; source of opium
oriental poppy
— Navneord
– Engelsk
~ commonly cultivated Asiatic perennial poppy having stiff heavily haired leaves and bright scarlet or pink to orange flowers
observation post
— Navneord
– Engelsk
~ an elevated post affording a wide view
ocean pout
— Navneord
– Engelsk
~ common along northeastern coast of North America
out of practice
— Tillægsord
– Engelsk
~ impaired in skill by neglect
ovarian pregnancy
— Navneord
– Engelsk
~ ectopic pregnancy in the ovary
oral presentation
— Navneord
– Engelsk
~ delivering an address to a public audience; "people came to see the candidates and hear the speechmaking"
osmotic pressure
— Navneord
– Engelsk
~ (physical chemistry) the pressure exerted by a solution necessary to prevent osmosis into that solution when it is separated from the pure solvent by a semipermeable membrane
oil pressure
— Navneord
– Engelsk
~ pressure that keeps oil on the moving parts of an internal-combustion engine
offer price
— Navneord
– Engelsk
~ (stock market) the price at which a broker is willing to sell a certain security
open primary
— Navneord
– Engelsk
~ a primary in which any registered voter can vote (but must vote for candidates of only one party)
order Primates
— Navneord
– Engelsk
~ an animal order including lemurs and tarsiers and monkeys and apes and human beings
order Primulales
— Navneord
– Engelsk
~ Primulaceae; Theophrastaceae; Myrsinaceae; and (in some classifications) Plumbaginaceae