9-letter words containing a, d, i, o
- dialogued — Simple past tense and past participle of dialogue.
- dialogues — Plural form of dialogue.
- diamonded — Simple past tense and past participle of diamond.
- diandrous — (of some flowers or flowering plants) having two stamens
- dianoetic — of or relating to thought, esp to discursive reasoning rather than intuition
- diapasons — Plural form of diapason.
- diaphones — Plural form of diaphone.
- diaphonic — Of or pertaining to diaphony.
- diarrhoea — If someone has diarrhoea, a lot of liquid faeces comes out of their body because they are ill.
- diasporas — Plural form of diaspora.
- diaspores — Plural form of diaspore.
- diasporic — of or relating to a (or the) Diaspora
- diastolic — (of blood pressure) indicating the arterial pressure during the interval between heartbeats.
- diatomist — a person specializing in the study of diatoms
- diatomite — a soft very fine-grained whitish rock consisting of the siliceous remains of diatoms deposited in the ocean or in ponds or lakes. It is used as an absorbent, filtering medium, insulator, filler, etc
- diatropic — the tendency of some plant organs to take a transverse position to the line of action of an outside stimulus.
- diazonium — of, consisting of, or containing the group, Ar-N:N-, where Ar is an aryl group
- diazotize — to cause (an aryl amine) to react with nitrous acid to produce a diazonium salt
- diazotype — a print produced by the diazo process.
- diazoxide — a substance, C 8 H 7 ClN 2 O 2 S, having potent antihypertensive action and used to reduce blood pressure in hypertensive crisis.
- dicacious — teasing and cheeky in the way one speaks
- dichogamy — the maturation of male and female parts of a flower at different times, preventing automatic self-pollination
- dichondra — any of a genus of creeping perennial herbs of the Convolvulaceae family, with white, pale yellow, or green flowers
- dichromat — a person whose vision can only distinguish two colours
- dictation — Dictation is the speaking or reading aloud of words for someone else to write down.
- dictators — Plural form of dictator.
- dictatory — dictatorial
- dictional — of or relating to diction
- dicumarol — a white, crystalline powder, C19H12O6, originally extracted from spoiled sweet clover, used to retard blood clots
- diglossia — the widespread existence within a society of sharply divergent formal and informal varieties of a language each used in different social contexts or for performing different functions, as the existence of Katharevusa and Demotic in modern Greece.
- dilatator — (anatomy) A muscle that dilates any part; a dilator.
- dilations — Plural form of dilation.
- dinomania — a strong interest in or enthusiasm for dinosaurs
- dinosaurs — any chiefly terrestrial, herbivorous or carnivorous reptile of the extinct orders Saurischia and Ornithischia, from the Mesozoic Era, certain species of which are the largest known land animals.
- dionysiac — of or relating to the Dionysia or to Dionysus; Bacchic.
- dionysian — of, relating to, or honoring Dionysus or Bacchus.
- dioptrate — (of a compound eye) divided by a transverse line
- diplomacy — the conduct by government officials of negotiations and other relations between nations.
- diplomaed — a document given by an educational institution conferring a degree on a person or certifying that the person has satisfactorily completed a course of study.
- diplomata — Plural form of diploma.
- diplomate — a person who has received a diploma, especially a doctor, engineer, etc., who has been certified as a specialist by a board within the appropriate profession.
- diplomats — Plural form of diplomat.
- dirt road — an unpaved road.
- dirtboard — A long skateboard with larger-than-average wheels, designed for off-road use.
- disaccord — to be out of accord; disagree.
- disallows — Third-person singular simple present indicative form of disallow.
- disanchor — to raise the anchor of (a ship)
- disanoint — to invalidate the anointment of (a person)
- disavowal — a disowning; repudiation; denial.
- disavowed — Deny any responsibility or support for.