Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of opening is as below...

Spiracle :: Spiracle (n.) One of the external openings communicating with the air tubes or tracheae of insects, myriapods, and arachnids. They are variable in number, and are usually situated on the sides of the thorax and abdomen, a pair to a segment. These openings are usually elliptical, and capable of being closed. See Illust. under Coleoptera..

Sandal :: Sandal (n.) An overshoe with parallel openings across the instep.

Dehiscent :: Dehiscent (a.) Characterized by dehiscence; opening in some definite way, as the capsule of a plant..

Labial :: Labial (a.) Modified, as a vowel, by contraction of the lip opening, as / (f/d), / (/ld), etc., and as eu and u in French, and o, u in German. See Guide to Pronunciation, // 11, 178..

Mouth :: Mouth (n.) The opening through which an animal receives food; the aperture between the jaws or between the lips; also, the cavity, containing the tongue and teeth, between the lips and the pharynx; the buccal cavity..

Arch :: Arch (n.) Usually a curved member made up of separate wedge-shaped solids, with the joints between them disposed in the direction of the radii of the curve; used to support the wall or other weight above an opening. In this sense arches are segmental, round (i. e., semicircular), or pointed..

Hatch :: Hatch (n.) An opening in the deck of a vessel or floor of a warehouse which serves as a passageway or hoistway; a hatchway; also; a cover or door, or one of the covers used in closing such an opening..

Guilloche :: Guilloche (n.) An ornament in the form of two or more bands or strings twisted over each other in a continued series, leaving circular openings which are filled with round ornaments..

Dawn :: Dawn (n.) First opening or expansion; first appearance; beginning; rise.

Obturation :: Obturation (n.) The act of stopping up, or closing, an opening..

Blind :: Blind (a.) Having no openings for light or passage; as, a blind wall; open only at one end; as, a blind alley; a blind gut..

Rounding :: Rounding (n.) Modifying a speech sound by contraction of the lip opening; labializing; labialization. See Guide to Pronunciation, / 11..

Larynx :: Larynx (n.) The expanded upper end of the windpipe or trachea, connected with the hyoid bone or cartilage. It contains the vocal cords, which produce the voice by their vibrations, when they are stretched and a current of air passes between them. The larynx is connected with the pharynx by an opening, the glottis, which, in mammals, is protected by a lidlike epiglottis..

Pass-key :: Pass-key (n.) A key for opening more locks than one; a master key.

Coamings :: Coamings (n. pl.) Raised pieces of wood of iron around a hatchway, skylight, or other opening in the deck, to prevent water from running bellow; esp. the fore-and-aft pieces of a hatchway frame as distinguished from the transverse head ledges..

Hyperoartia :: Hyperoartia (n. pl.) An order of marsipobranchs including the lampreys. The suckerlike moth contains numerous teeth; the nasal opening is in the middle of the head above, but it does not connect with the mouth. See Cyclostoma, and Lamprey..

Bonnet :: Bonnet (n.) In pumps, a metal covering for the openings in the valve chambers..

Scarify :: Scarify (v. t.) To scratch or cut the skin of; esp. (Med.), to make small incisions in, by means of a lancet or scarificator, so as to draw blood from the smaller vessels without opening a large vein..

Cranny :: Cranny (n.) A small, narrow opening, fissure, crevice, or chink, as in a wall, or other substance..

Balistraria :: Balistraria (n.) A narrow opening, often cruciform, through which arrows might be discharged..

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