(botany) A plant that grows on another, using it for physical support but obtaining no nutrients from it and neither causing damage nor offering benefit; an air plant.

simple past tense and past participle of nighten

(pathology) A reduced level of adiponectin in the bloodstream, especially as a risk-factor in diabetes

(In both the 12-hour clock and the 24-hour clock) The start of the fourth hour of the day; 3:00 a.m. (03:00). / (Only in the 12-hour clock) The start of the sixteenth hour of the day; 3:00 p.m. (15...