English Words Starting With S

• sea fan

  nounC2/Technical
  /ˈsiː ˌfæn/A type of colonial marine animal (a coral) with a flat, fan-shaped skeleton.
• sea feather

  nounLow
  /siː ˈfɛðə/A marine invertebrate of the order Pennatulacea, commonly known as a sea pen, resembling a feather in shape.
• sea fight

  nounRare
  /ˈsiː faɪt/A battle or combat that takes place at sea, typically involving ships.
• sea fir

  nounRare / Technical
  /ˈsiː ˌfɜː/A soft coral (class Anthozoa), typically of the genus Abietinaria, resembling a small fir tree in appearance and found in marine environments.
• sea fire

  nounC2/Rare
  /ˈsiː ˌfaɪə/The phenomenon of bioluminescence in seawater, caused by marine microorganisms such as dinoflagellates, creating a glow or sparkle when disturbed.
• sea foam

  nounLow
  /ˈsiː ˌfəʊm/The white, frothy substance formed on the surface of the sea when waves break, consisting of air bubbles mixed with seawater and organic matter.
• sea fox

  nounVery Low
  /ˈsiː fɒks/A shark of the family Alopiidae, especially the common thresher shark (Alopias vulpinus), noted for its exceptionally long upper tail fin.
• sea fret

  nounLow
  /ˈsiː ˌfret/A cool, wet, low-lying cloud or mist that rolls inland from the sea, often reducing visibility and dampening surfaces.
• sea front

  nounB2
  /ˈsiː frʌnt/The part of a coastal town or city that faces directly onto the sea, often developed with buildings, promenades, and amenities.
• sea gate

  nounC1 (Low Frequency/Specialist)
  /ˈsiː ˌɡeɪt/A physical structure, often a large door or movable barrier, built across a waterway, river mouth, or harbour entrance to control the flow of water and protect the land behind it from flooding by the sea or high tides.
• sea gauge

  nounLow (Specialist term)
  /ˈsiː ˌɡeɪdʒ/A navigational instrument for measuring the depth of water under a vessel.
• sea gooseberry

  nounRare / Technical
  /ˈsiː ˌɡʊzb(ə)ri/A small, nearly transparent, gelatinous marine animal of the phylum Ctenophora, having rows of cilia and two long, trailing tentacles.
• sea grant college

  nounC1
  /ˈsiː ɡrɑːnt ˈkɒlɪdʒ/A specific type of university or college within the United States that is officially designated as part of the National Sea Grant College Program, focusing on research, education, and extension services related to coastal, marine, and Great Lakes resources.
• sea grape

  nounLow
  /ˈsiː ˌɡreɪp/A tropical coastal shrub or small tree (*Coccoloba uvifera*) with large, rounded leaves and clusters of edible, grape-like fruit.
• sea green

  nounLow
  /ˌsiː ˈɡriːn/A pale bluish-green colour, resembling the colour of shallow sea water.
• sea gull, the

  nounA2
  /ˈsiː ɡʌl/A medium to large seabird, typically white and grey, known for scavenging near coastlines.
• sea hare

  nounC1
  /ˈsiː ˌheə(r)/A marine gastropod mollusc of the order Anaspidea, resembling a slug but with small internal shells and often with wing-like flaps used for swimming.
• sea heath

  nounRare
  /ˈsiː ˌhiːθ/A low-growing, shrubby perennial plant (genus Frankenia) that thrives in coastal salt marshes and saline environments.
• sea hog

  nounRare
  /ˈsiː hɒɡ/A colloquial or regional name for the porpoise, a small-toothed whale.
• sea holly

  nounLow
  /siː ˈhɒli/A coastal plant, Eryngium maritimum, with spiky, holly-like leaves and blue flowers.

Showing 2781–2800 of 15552 words.