13-letter words containing i, o, t, a, s
- decapitations — Plural form of decapitation.
- defloration's — the act of deflowering.
- deforestation — to divest or clear of forests or trees: Poor planning deforested the area in ten years.
- deliberations — formal discussion and debate, as of a committee, jury, etc
- delimitations — Plural form of delimitation.
- demochristian — a member or supporter of a Christian democratic party or movement
- demonstrating — to make evident or establish by arguments or reasoning; prove: to demonstrate a philosophical principle.
- demonstration — A demonstration is a march or gathering which people take part in to show their opposition to something or their support for something.
- demonstrative — Someone who is demonstrative shows affection freely and openly.
- denationalise — Alternative spelling of denationalize.
- denaturations — Plural form of denaturation.
- denominations — Plural form of denomination.
- densification — the act of becoming or making more dense
- dentosurgical — relating to or used in both dentistry and surgery
- denunciations — Plural form of denunciation.
- deodorisation — Alternative form of deodorization.
- depreciations — Plural form of depreciation.
- derealisation — Alternative form of derealization.
- derivationist — a person who believes that it is possible to derive knowledge of what is good for humans from a metaphysical study of humans themselves
- dermatologies — Plural form of dermatology.
- dermatologist — A dermatologist is a doctor who specializes in the study of skin and the treatment of skin diseases.
- desegregation — the elimination of laws, customs, or practices under which people from different religions, ancestries, ethnic groups, etc., are restricted to specific or separate public facilities, neighborhoods, schools, organizations, or the like.
- desertization — the processes by which an area becomes a desert.
- desobligeante — a type of carriage seating only one person
- destructional — of or pertaining to destruction
- desublimation — (physics) deposition (transformation of gas into solid without an intermediate liquid phase).
- desulfuration — to desulfurize.
- determinators — determiner (def 1).
- deuteragonist — (in ancient Greek drama) the character next in importance to the protagonist, esp the antagonist
- devotionalist — a devotee
- diabetologist — a person who studies diabetes
- diageotropism — a diatropic response of plant parts, such as rhizomes, to the stimulus of gravity
- diagnosticate — (archaic, transitive) To make a diagnosis of; to recognise (a disease or similar) by its symptoms.
- diagnostician — a specialist or expert in making diagnoses
- dialypetalous — (of flowers) having distinct petals
- diamond state — Delaware (used as a nickname).
- diathermanous — the property of transmitting heat as electromagnetic radiation.
- dictatorships — Plural form of dictatorship.
- dieselization — The conversion of a petrol engine to run on diesel fuel.
- dijon mustard — a medium-hot mustard, originally made in Dijon.
- dilapidations — Plural form of dilapidation.
- dinitrogenase — (enzyme) One of two enzymes which, together with ATP, catalyze the reduction of molecular nitrogen into ammonia.
- dioristically — in a dioristic manner
- disaccustomed — Simple past tense and past participle of disaccustom.
- disafforested — Simple past tense and past participle of disafforest.
- disambiguator — Anything that serves to disambiguate.
- disappointing — failing to fulfill one's hopes or expectations: a disappointing movie; a disappointing marriage.
- disassociated — to dissociate.
- disassociates — Third-person singular simple present indicative form of disassociate.
- disaster zone — area affected by a catastrophe