8-letter words containing o
- ameiosis — the absence of pairing of chromosomes during meiosis
- amelcorn — a variety of wheat used to produce starch
- amfortas — (in medieval legend) the leader of the knights of the Holy Grail
- amidmost — in the middle or centre
- amidogen — a compound radical, NH2, derived from ammonia
- amission — (obsolete) deprivation; loss.
- amitosis — an unusual form of cell division in which the nucleus and cytoplasm divide by constriction without the formation of chromosomes; direct cell division
- amitotic — the direct method of cell division, characterized by simple cleavage of the nucleus without the formation of chromosomes.
- amitrole — a non-selective systemic herbicide used on non-food crops to control grasses and weeds
- ammocete — ammocoete
- ammonate — ammoniate (def 2).
- ammoniac — a strong-smelling gum resin obtained from the stems of the N Asian umbelliferous plant Dorema ammoniacum and formerly used as an expectorant, stimulant, perfume, and in porcelain cement
- ammonify — to treat or impregnate with ammonia or a compound of ammonia
- ammonite — any extinct marine cephalopod mollusc of the order Ammonoidea, which were common in Mesozoic times and generally had a coiled partitioned shell. Their closest modern relative is the pearly nautilus
- ammonium — of, consisting of, or containing the monovalent group NH4– or the ion NH4+
- ammonoid — any of the extinct group of sea-dwelling cephalopod molluscs with coiled and chambered shells
- amnionic — Amniotic.
- amniotes — Plural form of amniote.
- amniotic — of or relating to the amnion
- amoeboid — of, related to, or resembling amoebae
- amongest — Obsolete form of amongst.
- amorally — In an amoral manner; without morals.
- amorance — the state of being in love
- amoretti — a little cupid.
- amoretto — (esp in painting) a small chubby naked boy representing a cupid
- amorists — Plural form of amorist.
- amorphic — Having no defined shape, lacking form; amorphous.
- amortise — amortize
- amortize — In finance, if you amortize a debt, you pay it back in regular payments.
- amoungst — Archaic form of amongst.
- amounted — the sum total of two or more quantities or sums; aggregate.
- amourist — Alternative form of amorist.
- amourous — Alternative form of amorous.
- amphipod — any marine or freshwater crustacean of the order Amphipoda, such as the sand hoppers, in which the body is laterally compressed: subclass Malacostraca
- amphorae — a large two-handled storage jar having an oval body, usually tapering to a point at the base, with a pair of handles extending from immediately below the lip to the shoulder: used chiefly for oil, wine, etc., and, set on a foot, as a commemorative vase awarded the victors in contests such as the Panathenaic games.
- amphoral — relating to or resembling an amphora
- amphoric — resembling the sound produced by blowing into a bottle. Amphoric breath sounds are heard through a stethoscope placed over a cavity in the lung
- amplicon — A piece of DNA or RNA formed as the products of natural or artificial amplification events, as in a polymerase chain reaction.
- ampoules — Plural form of ampoule.
- amrinone — a potent substance, C 10 H 9 N 3 O, used in the treatment of congestive heart failure.
- amyelous — congenital absence of the spinal cord.
- amylogen — the water-soluble part of the starch granule
- amythaon — the son of Cretheus and Tyro who supported Jason's claim to the throne of Iolcus.
- anabolic — of or relating to anabolism
- anaconda — a very large nonvenomous arboreal and semiaquatic snake, Eunectes murinus, of tropical South America, which kills its prey by constriction: family Boidae (boas)
- anacreon — ?572–?488 bc, Greek lyric poet, noted for his short songs celebrating love and wine
- anadrome — A word which forms a different word when spelled backwards.
- anaerobe — an organism that does not require oxygen for respiration
- anagoges — Plural form of anagoge.
- anagogic — of or relating to an anagoge.