Unscramble ora

Definition of os

noun:

• a mouth or mouthlike opening.
• a hard brittle blue-grey or blue-black metallic element that is one of the platinum metals; the heaviest metal known. Synonyms: Os, atomic number 76, osmium.
• (computer science) software that controls the execution of computer programs and may provide various services. Synonyms: OS, operating system.
• the left eye. Synonyms: OS, oculus sinister.
• rigid connective tissue that makes up the skeleton of vertebrates. Synonyms: bone.
• a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas; constitutes 21 percent of the atmosphere by volume; the most abundant element in the earth's crust. Synonyms: O, atomic number 8, oxygen.
• the 15th letter of the Roman alphabet. Synonyms: O, o.
• the blood group whose red cells carry neither the A nor B antigens; "people with type O blood are universal donors". Synonyms: O, group O, type O.

Related words

anklebone, astragal, astragalus, bonelet, braincase, brainpan, breastbone, calcaneus, calvaria, carpal, centrum, cheekbone, clavicle, coccyx, collarbone, costa, cranium, dentin, dentine, ethmoid, fishbone, furcula, gladiolus, heelbone, hipbone, hyoid, ilium, ischium, jaw, malar, manubrium, marrowbone, metacarpal, metatarsal, modiolus, nasal, occiput, ossicle, ossiculum, palatine, pastern, phalanx, pubis, ramus, rib, sacrum, scapula, sesamoid, sinciput, skull, skullcap, sphenoid, sternum, talus, tarsal, tooth, turbinal, turbinate, vertebra, vomer, zygoma, zygomatic.

Words nearby

as, bos, bs, cos, cs, dos, ds, eos, es, hs, kos, ks, ms, o, oas, ob, od, oh, ois, ok, on, ops, or, ov, ox, ps, s, sos, ss, us.

Rhymes with

alsace, bos, boss, crosse, das, floss, fosse, hamas, kos, ross, semigloss, semigloss.