6-letter words starting with op
- op amp — An op amp is a high gain amplifier to which feedback may be applied to control and tailor its operation.
- op art — a style of abstract art in which lines, forms, and space are organized in such a way as to provide optical illusions of an ambiguous nature, as alternately advancing and receding squares on a flat surface.
- opacus — (of a cloud) dense enough to obscure the sun or moon.
- opaled — made like an opal, in terms of iridescence
- opaque — not transparent or translucent; impenetrable to light; not allowing light to pass through.
- opcode — (computing) A mnemonic used to refer to a microprocessor instruction in assembly language.
- opened — not closed or barred at the time, as a doorway by a door, a window by a sash, or a gateway by a gate: to leave the windows open at night.
- opener — a person or thing that opens.
- opengl — Open Graphics Library
- openly — not closed or barred at the time, as a doorway by a door, a window by a sash, or a gateway by a gate: to leave the windows open at night.
- operas — Plural form of opera.
- operon — a set of two or more adjacent cistrons whose transcription is under the coordinated control of a promoter, an operator, and a regulator gene.
- ophite — a diabase in which elongate crystals of plagioclase are embedded in pyroxene.
- ophuls — Max [maks;; German mahks] /mæks;; German mɑks/ (Show IPA), (Max Oppenheimer) 1902–57, German film director, in Germany, France, and the U.S.
- opiate — a drug containing opium or its derivatives, used in medicine for inducing sleep and relieving pain.
- opilio — The snow crab Chionoecetes opilio.
- opined — Simple past tense and past participle of opine.
- opines — Third-person singular simple present indicative form of opine.
- opioid — any opiumlike substance.
- opiums — Plural form of opium.
- oporto — a port in NW Portugal, near the mouth of the Douro River.
- oppari — An impromptu folk song of southern India, traditionally sung by women during a death ceremony in order to memorialize the person who has died.
- oppose — to act against or provide resistance to; combat.
- oppugn — to assail by criticism, argument, or action.
- opt in — choose to be included
- optant — a person who opts into, out of, or for something
- optate — (obsolete) To choose; to wish for; to desire.
- optics — the eye.
- optima — the best or most favorable point, degree, amount, etc., as of temperature, light, and moisture for the growth or reproduction of an organism.
- optime — (formerly at Cambridge University, England) a student taking second or third honors in the mathematical tripos. Compare wrangler (def 2).
- opting — to make a choice; choose (usually followed by for).
- option — command line option
- optran — Specification language for attributed tree transformation writetn by R. Wilhelm, U Saarlandes in the early 1980's.
- opulus — the guelder rose
On this page, we collect all 6-letter words starting with OP. It’s easy to find right word with a certain length. It is the easiest way to find 6-letter word that beginning with OP to use in Scrabble or Crossword puzzles.