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English Words Starting With D

7,181 entries — pick a word to see its definition, pronunciation, and usage.

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

diaphoresis
nounLow
/ˌdʌɪəfəˈriːsɪs/Profuse sweating, especially as a medical symptom.
diaphoretic
adjectivenounLow (C2/Professional)
/ˌdʌɪəfəˈrɛtɪk/causing or promoting sweating; a substance that induces sweating.
diaphototropism
nounExtremely low/Very rare
/ˌdaɪəfəʊˈtɒtrəpɪz(ə)m/The orientation or growth movement of a plant or organism in response to the direction of light, specifically transverse or at a right angle to it.
diaphragm
nounverb-transitiveC1
/ˈdaɪəfræm/A thin sheet of muscle separating the chest cavity from the abdomen, crucial for breathing.
diaphysis
nounC2
/daɪˈæfɪsɪs/The main or central shaft of a long bone.
diapir
nounC2
/ˈdʌɪəpɪə/A geological structure where a more mobile, ductile material forces its way upward through surrounding, denser rock layers.
diapophysis
nounVery Low
/ˌdaɪəˈpɒfɪsɪs/In vertebrate anatomy, a dorsal transverse process of a vertebra that articulates with a rib.
diapositive
nounC2/Extremely Low
/ˌdaɪ.əˈpɒz.ə.tɪv/A photographic positive transparency intended for projection, such as a slide.
diapsid
adjectivenounVery Low
/daɪˈæpsɪd/A reptile belonging to a group characterized by having two openings (temporal fenestrae) on each side of the skull behind the eye socket.
diarbekr
nounVery Low
/ˌdiː.ɑːˈbɛkə/A historical and geographical name for the city now known as Diyarbakır in southeastern Turkey, often used in historical contexts.
diarchy
nounLow (C2 level vocabulary)
/ˈdaɪ.ɑː.ki/A system of government or organization where power is shared by two rulers or authorities.
diarist
nounC1
/ˈdaɪərɪst/A person who writes a diary, especially one that is later published or historically significant.
diarize
verbC1/C2
/ˈdaɪəraɪz/To arrange or schedule (an event) in a diary or calendar; to record in a diary.
diarrhea
nounB2
/ˌdaɪəˈrɪə/An intestinal disorder causing frequent, loose, and watery bowel movements.
diarrhoea
nounB1
/ˌdaɪ.əˈrɪə/A medical condition in which faeces are discharged from the bowels frequently and in a liquid form.
diarthrosis
nounVery Low
/ˌdaɪ.ɑːˈθrəʊ.sɪs/A freely movable joint in the body where the articulating bones are separated by a fluid-filled joint cavity.
diary
nounB1
/ˈdaɪəri/A personal, daily record of one's experiences, thoughts, or feelings; also, a dated book with blank pages for daily notes and appointments.
dias
nounLow/Very Rare
/ˈdaɪ.æs/A raised platform or pulpit in a church, especially in early Christian churches, from which scripture is read or a sermon is delivered.
diaschisis
nounC2+
/daɪˈaskɪsɪs/A specific, remote functional shutdown in a brain area caused by a focal lesion elsewhere in the central nervous system, disrupting connected networks.
diascope
nounC2
/ˈdaɪəˌskəʊp/An optical device for projecting transparent images or diagrams onto a screen.

Showing 3021–3040 of 7181 words.