PASSAGE n.
ck. The final question was then put upon its passage. Cushing. In passage, in passing; cursorily. "These . . . have been studied but in passage." Bacon. -- Middle passage, Northeast passage, Northwest passage. See under Middle, Northeast, etc. -- Of passage, passing from one place, region, or climate, to another; mig…
PHOTOTAXIS; PHOTOTAXY n.
The influence of light on the movements of low organisms, as various infusorians, the zoöspores of certain algæ, etc.; also, the tendency to follow definite directions of motion or assume definite positions under such influence. If the migration is toward the source of light, it is termed positive phototaxis; if away f…