13-letter words containing r, e, o, i
- decision tree — a treelike diagram illustrating the choices available to a decision maker, each possible decision and its estimated outcome being shown as a separate branch of the tree
- decisionmaker — One who makes decisions.
- declinometers — Plural form of declinometer.
- decompressing — Present participle of decompress.
- decompression — Decompression is the reduction of the force on something that is caused by the weight of the air.
- decorticating — Present participle of decorticate.
- decortication — the act or process of decorticating.
- decrepitation — to roast or calcine (salt, minerals, etc.) so as to cause crackling or until crackling ceases.
- deculturation — to cause the loss or abandonment of culture or cultural characteristics of (a people, society, etc.).
- deep mourning — completely black mourning clothes made of a drab material: After her brother died, she was in deep mourning for a year.
- defibrillator — A defibrillator is a machine that starts the heart beating normally again after a heart attack, by giving it an electric shock.
- defibrination — the act or process of defibrinating
- defloration's — the act of deflowering.
- deforestation — to divest or clear of forests or trees: Poor planning deforested the area in ten years.
- deformability — Deformability is the degree to which applying a force can make a particle or solid change shape.
- deformational — of or relating to deformation
- degradational — (geology) Pertaining to or formed by degradation.
- degranulation — a cellular process in which cytoplasmic granules within certain cells secrete their contents, often to the outside of the cell
- dehydrogenize — dehydrogenate.
- deintegration — an act or instance of integrating a racial, religious, or ethnic group.
- deleteriously — In a deleterious manner; harmfully.
- deliberations — formal discussion and debate, as of a committee, jury, etc
- deliriousness — The characteristic of being delirious.
- delivery note — a document that accompanies a delivery of goods
- delivery room — In a hospital, the delivery room is the room where women give birth to their babies.
- demeritorious — a mark against a person for misconduct or deficiency: If you receive four demerits during a term, you will be expelled from school.
- demi-detourne — a turn in which the dancer on pointe or demi-pointe completes a half turn toward the back foot and lowers the heels, with the back foot finishing in front.
- demochristian — a member or supporter of a Christian democratic party or movement
- democratizing — Present participle of democratize.
- demographical — of or relating to demography, the science of vital and social statistics.
- 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.
- denaturations — Plural form of denaturation.
- dendrological — Of, pertaining to dendrology.
- dendrophilous — living in or on trees; arboreal.
- densitometers — Plural form of densitometer.
- densitometric — Of or pertaining to densitometry.
- dentosurgical — relating to or used in both dentistry and surgery
- deodorisation — Alternative form of deodorization.
- deodorization — The act of depriving of odor, especially of offensive odors resulting from impurities.
- depersonalise — Alternative spelling of depersonalize.
- depersonalize — To depersonalize a system or a situation means to treat it as if it did not really involve people, or to treat it as if the people involved were not really important.
- depolymerized — Simple past tense and past participle of depolymerize.
- deprecatorily — In a deprecatory manner.
- depreciations — Plural form of depreciation.
- depressogenic — Causing or tending to cause depression.
- deprotonation — (chemistry) The removal of a proton (hydrogen ion) from a molecule to form a conjugate base.
- deptford pink — a plant, Dianthus armeria, of the pink family, native to Eurasia, having slender, erect stems and leaves and clusters of small, bright pink flowers.
- derealisation — Alternative form of derealization.