Synonyms of the word

planar

• adj. Of or pertaining to a plane.
• adj. Flat, two-dimensional.
• adj. (graph theory, of a graph) Able to be embedded in the plane with no edges intersecting.
• adj. (transistor chip, semiconductor devices) Having a flat profile, not etched into a mesa.

coplanar

• adj. (geometry, of at least two things, usually lines) Within the same plane.
• adj. (astronomy, of multiple planets or other orbiting bodies) Orbiting a central celestial object within the…

flat

• adj. Having no variations in height.
• adj. (music, voice) Without variations in pitch.
• adj. (slang) Describing certain features, usually the breasts and/or buttocks, that are extremely small or…
• adj. (music, note) Lowered by one semitone.
• adj. (music) Of a note or voice, lower in pitch than it should be.
• adj. (of a tire or other inflated object) Deflated, especially because of a puncture.
• adj. Uninteresting.
• adj. Of a carbonated drink, with all or most of its carbon dioxide having come out of solution so that the…
• adj. (wine) Lacking acidity without being sweet.
• adj. (of a battery) Unable to emit power; dead.
• adj. (juggling, of a throw) Without spin; spinless.
• adj. Lacking liveliness of commercial exchange and dealings; depressed; dull.
• adj. Absolute; downright; peremptory.
• adj. (phonetics, dated, of a consonant) sonant; vocal, as distinguished from a sharp (non-sonant) consonant.
• adj. (grammar) Not having an inflectional ending or sign, such as a noun used as an adjective, or an adjective…
• adj. (golf, of a golf club) Having a head at a very obtuse angle to the shaft.
• adj. (horticulture, of certain fruits) Flattening at the ends.
• adv. So as to be flat.
• adv. Bluntly.
• adv. (with units of time, distance, etc) Not exceeding.
• adv. Completely.
• adv. Directly; flatly.
• adv. (finance, slang) Without allowance for accrued interest.
• n. An area of level ground.
• n. (music) A note played a semitone lower than a natural, denoted by the symbol ♭ sign placed after the letter…
• n. (informal, automotive) A flat tyre/tire.
• n. (in the plural) A type of ladies' shoes with very low heels.
• n. (painting) A thin, broad brush used in oil and watercolor/watercolour painting.
• n. The flat part of something.
• n. A wide, shallow container.
• n. (mail) A large mail piece measuring at least 8 1/2 by 11 inches, such as catalogs, magazines, and unfolded…
• n. (geometry) A subset of n-dimensional space that is congruent to a Euclidean space of lower dimension.
• n. A flat-bottomed boat, without keel, and of small draught.
• n. A straw hat, broad-brimmed and low-crowned.
• n. (US) A railroad car without a roof, and whose body is a platform without sides; a platform car or flatcar.
• n. A platform on a wheel, upon which emblematic designs etc. are carried in processions.
• n. (mining) A horizontal vein or ore deposit auxiliary to a main vein; also, any horizontal portion of a…
• n. (obsolete) A dull fellow; a simpleton.
• n. (technical, theatre) A rectangular wooden structure covered with masonite, lauan, or muslin that depicts…
• v. (poker slang) To make a flat call; to call without raising.
• v. (intransitive) To become flat or flattened; to sink or fall to an even surface.
• v. (intransitive, music, colloquial) To fall from the pitch.
• v. (transitive, music) To depress in tone, as a musical note; especially, to lower in pitch by half a tone.
• v. (transitive, dated) To make flat; to flatten; to level.
• v. (transitive, dated) To render dull, insipid, or spiritless; to depress.
• n. (chiefly Britain, New England, New Zealand and Australia, archaic elsewhere) An apartment, usually on…

flattened

• adj. Made flat by something.
• v. simple past tense and past participle of flatten.

placoid

• adj. Platelike; having irregular, platelike, bony scales, often bearing spines; pertaining to the placoids.
• n. Any fish having placoid scales, such as the sharks.

platelike

• adj. Having characteristics of a plate.

tabular

• adj. having a flat, plane surface.
• adj. organized as a table or list.
• adj. calculated by means of a table.
• adj. (geology) tending to split into thin flat pieces, such as slate.

two-dimensional

• adj. Existing in two dimensions.
• adj. Not creating the illusion of depth.