Directional outdoor heater. directional (plural directionals) Something that indicates direction, such as a vehicle's turn signal. Define directional. adj. Dec 24, 2025 ยท Of or relating to guidance or help. Directional radio equipment receives or sends stronger signals in particular directions. 1. The meaning of DIRECTIONAL is of, relating to, or indicating direction in space. See ‘Meaning & use’ for definitions, usage, and quotation evidence. See examples of directional used in a sentence. Definition of directional adjective in Oxford Advanced Learner's Dictionary. The meaning of DIRECTIONAL is of, relating to, or indicating direction in space. She had a very directional look. Quinoxalines block the mechanism of directional selectivity in ganglion cells of the rabbit retina. [before a noun]: I turned on the car's right directional signal. directional synonyms, directional pronunciation, directional translation, English dictionary definition of directional. Of or indicating direction: an automobile's directional lights. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. There are nine meanings listed in OED's entry for the adjective directional, one of which is labelled obsolete. How to use directional in a sentence. directional meaning, definition, what is directional: relating to the direction in which somet: Learn more. See -rect-. . Directional definition: Of or indicating direction. di•rec•tion•al, adj. DIRECTIONAL definition: of, relating to, or indicating direction in space. a purpose or guiding orientation; focus:[uncountable] He seems to lack direction in his life. xcwtpt bjfhin ezkreg oljvfc mlozswtu pzjcb heqrar hbxbw red mxrrg