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English Words Starting With S
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- spherule/ˈsfɛrjuːl/A very small sphere or spherical particle.nounC2
- spherulite/ˈsfɪər.jʊ.laɪt/A small spherical aggregate of needle-shaped crystals radiating from a central point, commonly found in volcanic rocks.nounLow
- sphincter/ˈsfɪŋk.tə/A ring of muscle surrounding and able to contract to close a bodily passage or opening.nounLow (Specialist/Medical)
- sphingid/ˈsfɪn.dʒɪd/A moth belonging to the family Sphingidae, characterized by rapid, sustained flight and long proboscises; a hawk moth or sphinx moth.nounVery Low (C2)
- sphingomyelin/ˌsfɪŋɡəʊˈmaɪəlɪn/A type of sphingolipid found in animal cell membranes, particularly in the myelin sheath that surrounds and insulates nerve axons.nounLow/Very Specialized
- sphingosine/ˈsfɪŋɡəsiːn/A long-chain amino alcohol that is a primary structural building block of sphingolipids, a major class of lipids found in cell membranes.nounVery Low
- sphinx/sfɪŋks/A mythological creature with the body of a lion and a human head, often depicted as a riddle-poser in Greek mythology; also, a person who is enigmatic, mysterious, or inscrutable.nounC2
- sphinx moth/ˈsfɪŋks ˌmɒθ/A moth of the family Sphingidae, characterized by a stout body, rapid, hovering flight, and long, narrow forewings.nounLow
- sphragistics/sfrəˈdʒɪstɪks/The study or science of seals, signet rings, and engraved gems used historically for authentication and identification.nounVery Rare / Specialized
- sphygmogram/ˈsfɪɡ.mə.ɡræm/A recorded tracing or chart produced by a sphygmograph, showing the pattern of the pulse wave.nounC2/Extremely Rare
- sphygmograph/ˈsfɪɡmə(ʊ)ɡrɑːf/An instrument for recording the pulse.nounVery Rare (C2+)
- sphygmomanometer/ˌsfɪɡ.məʊ.məˈnɒm.ɪ.tə/A device used to measure blood pressure.nounC2
- sphygmus/ˈsfɪɡməs/The pulse or beating of an artery; the rhythmic expansion and contraction of an artery as blood is pumped through it.nounVery Low / Technical
- sphynx/sfɪŋks/A breed of domestic cat that is almost entirely hairless, characterized by wrinkled skin and large ears.nounC1
- spic/spɪk/A highly offensive ethnic slur for a person of Hispanic or Latino descent.nounRare / Taboo
- spica/ˈspaɪkə/The brightest star in the constellation Virgo.nounLow
- spiccato/spɪˈkɑːtəʊ/A technique of bowing on a string instrument where the bow is bounced lightly on the string to produce short, distinct, separated notes.adjectivenounC2
- spice/spaɪs/A substance, such as a seed, fruit, or root, used to flavour food.nounverbverb-transitiveB1
- spice islands/spaɪs ˈaɪləndz/A historical name, primarily referring to the Maluku Islands in Indonesia, famous for being the original source of highly valued spices like nutmeg, cloves, and mace.plural-nounC1 (Advanced)
- spiceberry/ˈspaɪsˌbɛri/A shrub (Sarcococca confusa) with small, fragrant, white flowers and dark, berry-like fruits.nounLow
Showing 10081–10100 of 15552 words.