Meanings

human leukocyte antigen

streptococcus

Ryukyuan languages

vestibular bulb

tungsten lamp

Earth light (illumination of the moon by light reflected from the Earth)

sickle cell anemia (anaemia)

erythroblastosis (abnormal presence of erythroblasts in the blood)

erythroblast (immature nucleate erythrocyte)

baseball team

baseball cap

extraterrestrial life

Earth Summit

prolate spheroid

celestial coordinates

bulbous bow (on a ship to reduce drag)

glomerulus

infectious mononucleosis

spotlight bulb (e.g. in interior lighting)

eyeball