How to pronounce “annulus”

Meaning

• [Noun]
• A ring- or donut-shaped area, object, or structure.
• (anatomy) A ring of fibrous tissue; specifically (cardiology), such a ring around an opening of a heart valve, to which the valve leaflets and muscle fibres of the atria and ventricles are attached; an annulus fibrosus cordis.
• (astronomy) A ring of light in a celestial body, especially when caused by an annular eclipse (for example, when the Sun and Moon are in line with the Earth, but the Moon does not completely cover the Sun's disc).
• (biology)
• (mathematics)
• (technology) In a well such as an oil well or water well: the space between a pipe or tube and any pipe, tube, casing, or sides of a hole surrounding it.

Practice Nearby Words

anchor ring, halo, ring, doughnut, anulus, oval, rim, girdle, hoop, loop, tubing, fibrosus, periannulus, areola, limbal ring, ringside, perinucleus, midcircle, endarterium, perifovea, circumjacency, endangium, envelope, antinode, interdome, penumbra, region, intercaruncle, collarette, glomerulus, inner, periapex, outer, inductura, intima, lining, endoperidium, periuranion, inny, antralization, subdomain, subarea, angiocube, surrounding, subarena, bosom, arachnoid, internal diameter, subcircle, perimatrix, neck, circumstant, inner circle, limbus, hanse, interradius, enclave, esonarthex, subloop, umbra, fundus, endostructure, inside diameter, globulus, neointima, penetralium, innerbelt, afterpart, peritendon, ambit, spatia zonularia, afterbody, margin, parafovea, addendum, infield, navel, core, mesangium, place, ambitus, border, endotenon, penetralia, subplexus, inset, acra, process, perinexus, subepineurium, endomysium, medulla, enderon, intervertebral disc, interambulacrum, reafferent, periproct, emboliform nucleus, mesostructure

Similar Sounds

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