English dictionary



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English noun: os

1. os (body) a mouth or mouthlike opening


Broader (hypernym)opening, orifice, porta

2. Os (substance) a hard brittle blue-grey or blue-black metallic element that is one of the platinum metals; the heaviest metal known


Synonymsatomic number 76, osmium


Broader (hypernym)metal, metallic element

3. OS (communication) (computer science) software that controls the execution of computer programs and may provide various services


Synonymsoperating system


Broader (hypernym)computer software, package, software, software package, software program, software system


Narrower (hyponym)disk operating system, DOS, UNIX, UNIX operating system, UNIX system, Windows


Part holonymexecutive program, supervisor, supervisory program


Part meronymplatform


Domain categorycomputer science, computing

4. OS (body) the left eye


Synonymsoculus sinister


Broader (hypernym)eye, oculus, optic

5. os (body) rigid connective tissue that makes up the skeleton of vertebrates


Synonymsbone


Broader (hypernym)connective tissue


Narrower (hyponym)anklebone, arcus zygomaticus, astragal, astragalus, bare bone, bonelet, braincase, brainpan, breastbone, calcaneus, calvaria, cannon bone, carpal, carpal bone, cartilage bone, centrum, cheekbone, clavicle, coccyx, collarbone, corpus sternum, costa, cranium, cuboid bone, dentin, dentine, ethmoid, ethmoid bone, fetter bone, fishbone, furcula, gladiolus, heelbone, hipbone, hyoid, hyoid bone, ilium, innominate bone, ischial bone, ischium, jaw, jugal bone, lacrimal bone, long bone, malar, malar bone, manubrium, marrowbone, membrane bone, metacarpal, metacarpal bone, metatarsal, modiolus, nasal, nasal bone, occiput, os breve, os hyoideum, os ischii, os longum, os nasale, os palatinum, os pubis, os sesamoideum, os sphenoidale, os tarsi fibulare, os temporale, os zygomaticum, ossicle, ossiculum, palatine, palatine bone, pastern, phalanx, pubic bone, pubis, ramus, rib, round bone, sacrum, scapula, sesamoid, sesamoid bone, short bone, shoulder blade, shoulder bone, sinciput, skull, skullcap, sphenoid, sphenoid bone, splint bone, sternum, sutural bone, tail bone, talus, tarsal, tarsal bone, temporal bone, tooth, turbinal, turbinate, turbinate bone, tympanic bone, vertebra, vomer, Wormian bone, wrist bone, xiphoid process, zygoma, zygomatic, zygomatic arch, zygomatic bone


Part holonymbone cell, bone marrow, condyle, coronoid process, ground substance, intercellular substance, lamella, marrow, matrix, processus coronoideus, socket


Part meronymendoskeleton


Substance holonymbone, collagen, osseous tissue


Substance meronymhorn









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