7 letter word starting with sy

Words Parts of Speech Meaning/Definition/Similar Words
syruped adjective Moistened, covered, or sweetened with sirup, or sweet juice.
sycones noun pl. A division of calcareous sponges.
syconus noun A collective fleshy fruit, in which the ovaries are hidden within a hollow receptacle, as in the fig.
sycosis noun A pustular eruption upon the scalp, or the beared part of the face, whether due to ringworm, acne, or impetigo.
syenite noun Orig., a rock composed of quartz, hornblende, and feldspar, anciently quarried at Syene, in Upper Egypt, and now called granite., A granular, crystalline, ingeous rock composed of orthoclase and hornblende, the latter often replaced or accompanied by pyroxene or mica. Syenite sometimes contains nephelite (elaeolite) or leucite, and is then called nephelite (elaeolite) syenite or leucite syenite.
syllabe noun Syllable.
syllabi plural of Syllabus
sylphid noun A little sylph; a young or diminutive sylph.
sylvate noun A salt of sylvic acid.
sylvine noun Alt. of Sylvite
sylvite noun Native potassium chloride.
sympode noun A sympodium.
symptom noun Any affection which accompanies disease; a perceptible change in the body or its functions, which indicates disease, or the kind or phases of disease; as, the causes of disease often lie beyond our sight, but we learn their nature by the symptoms exhibited., A sign or token; that which indicates the existence of something else; as, corruption in elections is a symptom of the decay of public virtue.
synacme noun Alt. of Synacmy
synacmy noun Same as Synanthesis.
synapta noun A genus of slender, transparent holothurians which have delicate calcareous anchors attached to the dermal plates. See Illustration in Appendix.
synaxis noun A congregation; also, formerly, the Lord’s Supper.
syncarp noun A kind of aggregate fruit in which the ovaries cohere in a solid mass, with a slender receptacle, as in the magnolia; also, a similar multiple fruit, as a mulberry.
syncope noun An elision or retrenchment of one or more letters or syllables from the middle of a word; as, ne’er for never, ev’ry for every., Same as Syncopation., A fainting, or swooning. See Fainting., A pause or cessation; suspension.
synergy noun Combined action, the combined healthy action of every organ of a particular system; as, the digestive synergy., An effect of the interaction of the actions of two agents such that the result of the combined action is greater than expected as a simple additive combination of the two agents acting separately. Also synergism.
synocha noun See Synochus.
synocil noun A sense organ found in certain sponges. It consists of several filaments, each of which arises from a single cell.
synodal adjective Synodical., A tribute in money formerly paid to the bishop or archdeacon, at the time of his Easter visitation, by every parish priest, now made to the ecclesiastical commissioners; a procuration., A constitution made in a provincial or diocesan synod.
synodic adjective Alt. of Synodical
synonym noun One of two or more words (commonly words of the same language) which are equivalents of each other; one of two or more words which have very nearly the same signification, and therefore may often be used interchangeably. See under Synonymous.
synovia noun A transparent, viscid, lubricating fluid which contains mucin and secreted by synovial membranes; synovial fluid.
syntomy noun Brevity; conciseness.
syriasm noun A Syrian idiom; a Syrianism; a Syriacism.
syringa noun A genus of plants; the lilac., The mock orange; — popularly so called because its stems were formerly used as pipestems.
syringe noun A kind of small hand-pump for throwing a stream of liquid, or for purposes of aspiration. It consists of a small cylindrical barrel and piston, or a bulb of soft elastic material, with or without valves, and with a nozzle which is sometimes at the end of a flexible tube; — used for injecting animal bodies, cleansing wounds, etc., To inject by means of a syringe; as, to syringe warm water into a vein., To wash and clean by injection from a syringe.
systole noun The shortening of the long syllable., The contraction of the heart and arteries by which the blood is forced onward and the circulation kept up; — correlative to diastole.
systyle adjective Having a space equal to two diameters or four modules between two columns; — said of a portico or building. See Intercolumniation., A systyle temple or other edifice.