Browse by letter

English Words Starting With T

7,190 entries — pick a word to see its definition, pronunciation, and usage.

Filter

Parts of speech

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

theopathy
nounC2 (Very Low Frequency / Archaic)
/θiːˈɒpəθi/A state of religious or mystical passion, often involving direct spiritual experience of or union with the divine.
theophagy
nounC2 / Very Low Frequency
/θiːˈɒfədʒi/The ritualistic consumption of a deity, typically in symbolic form, most commonly associated with the Christian Eucharist.
theophany
nounC2 (Very Low Frequency)
/θiˈɒfəni/A visible manifestation of a deity to a human being.
theophilus
nounRare
/θiːˈɒfɪləs/A masculine given name of Greek origin, meaning 'friend of God' or 'loved by God.'
theophobia
nounLow (Technical/Clinical)
/ˌθiːə(ʊ)ˈfəʊbɪə/An irrational, extreme, and pathological fear of God or gods.
theophrastus
nounRare
/ˌθiː.əʊˈfræs.təs/The name of an ancient Greek philosopher and botanist.
theophylline
nounLow-frequency
/ˌθiːəʊˈfɪl.iːn/A bitter alkaloid, similar to caffeine, used as a bronchodilator in the treatment of asthma and other respiratory conditions.
theophylline ethylenediamine
nounVery Low
/ˌθiːə(ʊ)ˈfɪliːn ˌɛθɪliːnˈdaɪəmiːn/A chemical compound used primarily as a bronchodilator medication to treat asthma and other lung conditions.
theorbo
nounExtremely Low
θɪˈɔːbəʊA large, long-necked lute with an extra set of bass strings, used in Baroque music.
theorell
nounExtremely Rare / Non-existent
There is no standard English word 'theorell'. This appears to be a possible misspelling, a rare surname, or a coinage.
theorem
nounC1
/ˈθɪərəm/A statement that can be demonstrated to be true by accepted mathematical operations and arguments; a proposition that is not self-evident but proven by a chain of reasoning.
theoretic
adjectivenounC2
/ˌθɪəˈrɛtɪk/Concerned with or involving the theory of a subject or area of knowledge rather than its practical application.
theoretician
nounC1
/ˌθɪə.rəˈtɪʃ.ən/A person who develops, studies, or is an expert in the theory of a subject, especially in abstract or speculative areas, rather than its practical application.
theoretics
nounLow (C2)
/θɪəˈrɛtɪks/The theoretical part of a subject; abstract principles or speculation.
theorize
verbverb-intransitiveverb-transitiveC1
/ˈθɪəraɪz/To form a theory or set of theories about something.
theory
nounC1
/ˈθɪəri/A system of ideas intended to explain something, especially one based on general principles independent of the thing to be explained.
theory of equations
nounTechnical/Academic
/ˈθɪəri əv ɪˈkweɪʒənz/The branch of algebra concerned with the properties of polynomial equations and methods for finding their roots.
theory of everything
nounC1/C2
/ˈθɪəri əv ˈɛvrɪθɪŋ/A hypothetical single theoretical framework of physics that would fully explain and link together all known physical aspects of the universe.
theory of games
nounLow
/ˈθɪəri əv ɡeɪmz/A branch of mathematics studying strategic interaction among rational decision-makers, analysing optimal decisions in competitive situations with predetermined rules.
theory of mind
nounC1
/ˈθɪəri əv ˈmaɪnd/The cognitive ability to attribute mental states—beliefs, intents, desires, emotions, knowledge—to oneself and others, and to understand that others have beliefs, desires, and perspectives that are different from one's own.

Showing 2321–2340 of 7190 words.