orthophosphoric acid
— Navneord
– Engelsk
~ an acid used in fertilizers and soaps: H3PO4
orthophosphorous acid
— Navneord
– Engelsk
~ a clear or yellow monobasic acid (H3PO2)
orthopnea
— Navneord
– Engelsk
~ form of dyspnea in which the person can breathe comfortably only when standing or sitting erect; associated with asthma and emphysema and angina pectoris
Orthopristis
— Navneord
– Engelsk
~ a genus of Haemulidae
orthopter
— Navneord
– Engelsk
~ heavier-than-air craft that is propelled by the flapping of wings
Orthoptera
— Navneord
– Engelsk
~ grasshoppers and locusts; crickets
order Orthoptera
— Navneord
– Engelsk
~ grasshoppers and locusts; crickets
orthopteran
— Navneord
– Engelsk
~ any of various insects having leathery forewings and membranous hind wings and chewing mouthparts
orthopteron
— Navneord
– Engelsk
~ any of various insects having leathery forewings and membranous hind wings and chewing mouthparts
orthopterous insect
— Navneord
– Engelsk
~ any of various insects having leathery forewings and membranous hind wings and chewing mouthparts
orthoptics
— Navneord
– Engelsk
~ treatment of defects of binocular vision (such as strabismus and amblyopia) by nonsurgical measures (especially by exercises to strengthen the eye muscles)
orthoptist
— Navneord
– Engelsk
~ a specialist in orthoptics
orthoscope
— Navneord
– Engelsk
~ an ophthalmoscope with a layer of water to neutralize the refraction of the cornea
orthostatic hypotension
— Navneord
– Engelsk
~ low blood pressure occurring in some people when they stand up