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English Words Starting With S

15,552 entries — pick a word to see its definition, pronunciation, and usage.

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Noun Verb Adjective Adverb Plural noun Combining form Verb (transitive)Verb (intransitive)Verb (ambitransitive)

seaborg
nounVery Low
ˈsiːbɔːɡThe surname of the American chemist Glenn T. Seaborg, used as a common noun in specific contexts.
seaborgium
nounVery Low
/siːˈbɔːɡiəm/A highly radioactive, synthetic chemical element with the symbol Sg and atomic number 106.
seabury
nounRare
/ˈsiːb(ə)ri/A surname of English origin, historically associated with notable figures, particularly in American religious history.
seacoast
nounB2
/ˈsiːkəʊst/The land along the edge of the sea; the coast.
seacock
nounC2
/ˈsiːkɒk/A valve on the hull of a boat or ship that controls the flow of seawater into or out of the vessel.
seadog
nounC1
/ˈsiːdɒɡ/An experienced or old sailor, especially one with many years of service at sea.
seadrome
nounRare / Obsolete / Technical
/ˈsiːdrəʊm/A floating airport or runway on the sea for aircraft to take off from and land on.
seafarer
nounC1
/ˈsiːˌfeə.rər/A person who travels by sea, especially one who works on a ship.
seafaring
adjectivenounC1
/ˈsiːˌfeə.rɪŋ/The act of traveling by sea, especially on a voyage; a person or lifestyle involved in working or traveling on the sea.
seafloor
nounC1
/ˈsiːflɔː/The bottom of a sea or ocean.
seafloor spreading
nounLow
/ˈsiːflɔː ˈspredɪŋ/The geological process where tectonic plates move apart at mid-ocean ridges, allowing magma from the mantle to rise, cool, and form new oceanic crust.
seafood
nounB1
/ˈsiːfuːd/Animals from the sea that are eaten as food, especially fish and shellfish.
seaford
nounLow (Proper Noun, Geographic)
/ˈsiːfəd/A coastal town in East Sussex, England, located at the mouth of the River Ouse on the English Channel.
seafowl
nounC2
/ˈsiːfaʊl/Any bird that lives on or near the sea; a seabird.
seafront
nounB1
/ˈsiːfrʌnt/The part of a coastal town or city that is next to the sea, often with a road, promenade, and buildings facing the water.
seagirt
nounVery low
/ˈsiːɡɜːt/Surrounded by the sea.
seagoing
adjectivenounLow-Frequency
/ˈsiːˌɡəʊ.ɪŋ/Built, designed, or used for traveling on the sea; of a vessel or vehicle: intended for ocean travel.
seagull
nounB1
/ˈsiːɡʌl/A common white, grey, and black bird that lives near the sea and coasts, known for its loud cry and scavenging behaviour.
seahawk
nounRare/Moderate
/ˈsiː.hɔːk/A colloquial name for various birds of prey that live near the sea and feed on fish, especially the osprey.
seahenge
nounVery Low
/ˈsiːhɛndʒ/A prehistoric timber circle discovered on a beach in Norfolk, England, dating to the Bronze Age, consisting of an upturned tree stump surrounded by a ring of oak posts.

Showing 2901–2920 of 15552 words.