order Xyridales
— Navneord
– Engelsk
～ an order of monocotyledonous herbs
Ortega y Gasset
— Navneord
– Engelsk
～ Spanish philosopher who advocated leadership by an intellectual elite (1883-1955)
off year
— Navneord
– Engelsk
～ a year in which no major political elections are held
off year
— Navneord
– Engelsk
～ a year in which productivity is low or inferior
one-year-old
— Tillægsord
– Engelsk
～ one year of age
one-year
— Tillægsord
– Engelsk
～ completing its life cycle within a year; "a border of annual flowering plants"
onion yellow-dwarf virus
— Navneord
– Engelsk
～ the virus that produces stunting and yellowing of the leaves of onion plants
onion yellow dwarf
— Navneord
– Engelsk
～ the yellow dwarf disease of onion plants
orange yellow
— Navneord
– Engelsk
～ a shade of yellow tinged with orange
Old World yew
— Navneord
– Engelsk
～ predominant yew in Europe; extraordinarily long-lived and slow growing; one of the oldest species in the world
off your guard
— Tillægsord
– Engelsk
～ not prepared or vigilant; "the blow caught him napping"; "caught in an off-guard moment"; "found him off his guard"
on your guard
— Tillægsord
– Engelsk
～ vigilant; "on guard against con artists"; "must remain on your guard in such a situation"
orange zest
— Navneord
– Engelsk
～ tiny bits of orange peel
Olympian Zeus
— Navneord
– Engelsk
～ a seated statue of the supreme god of ancient Greek mythology created for the temple at Olympia; the statue was 40 feet tall and rested on a base that was 12 feet high
Ondatra zibethica
— Navneord
– Engelsk
～ beaver-like aquatic rodent of North America with dark glossy brown fur