13-letter words containing h, y, a
- chimney stack — A chimney stack is the brick or stone part of a chimney that is above the roof of a building.
- chimneybreast — the wall or walls that surround the base of a chimney or fireplace
- chlamydomonas — a green, fresh water alga of the class Chlorophyceae that is flagellate and made up of a single cell
- chlamydospore — a thick-walled asexual spore of many fungi: capable of surviving adverse conditions
- chlorargyrite — a mineral, the naturally occurring form of silver chloride, formed in the oxidation process of silver
- christmas day — Christmas Day is the 25th of December, when Christmas is celebrated.
- chromatically — In a chromatic manner.
- chromatolysis — the dissolution of stained material, such as chromatin in injured cells
- chromatolytic — relating to chromatolysis
- chromosomally — With reference to chromosomes.
- chromotherapy — the use of colour and light as a restorative therapy and to promote mental and physical well-being
- chronotherapy — an endeavour to readjust the body clock to enable a person to waken earlier by going to sleep later and later every day until the required waking hour is achieved
- chrysanthemum — A chrysanthemum is a large garden flower with many long, thin petals.
- chrysocarpous — bearing golden-yellow fruit.
- chrysotherapy — gold therapy.
- chylification — the process of turning into chyle
- chymification — the process of turning into chyme
- city chambers — (in Scotland) the municipal building of a city; town hall
- clearheadedly — In a clearheaded manner.
- climatography — an account of a region's climate
- close harmony — a type of singing in which all the parts except the bass lie close together and are confined to the compass of a tenth
- coldheartedly — Alternative spelling of cold-heartedly.
- come in handy — If something comes in handy, it is useful in a particular situation.
- come what may — to approach or move toward a particular person or place: Come here. Don't come any closer!
- conchylaceous — Of or relating to shells; resembling a shell.
- copy the mail — letters, packages, etc., that are sent or delivered by means of the postal system: Storms delayed delivery of the mail.
- copyrightable — the exclusive right to make copies, license, and otherwise exploit a literary, musical, or artistic work, whether printed, audio, video, etc.: works granted such right by law on or after January 1, 1978, are protected for the lifetime of the author or creator and for a period of 70 years after his or her death.
- cornish pasty — A Cornish pasty is a small pie with meat and vegetables inside.
- cradle scythe — cradle (def 4b).
- cryotherapies — Plural form of cryotherapy.
- cryptesthesia — allegedly paranormal perception, as clairvoyance or clairaudience.
- cryptographer — the science or study of the techniques of secret writing, especially code and cipher systems, methods, and the like. Compare cryptanalysis (def 2).
- cryptographic — Relating to cryptography.
- cryptoxanthin — a carotenoid pigment, C40H56O, in butter, eggs, and various plants, that can be converted into vitamin A in the body
- crystal habit — the external shape of a crystal
- cut both ways — to have both good and bad effects
- cyanoethylate — to introduce a cyano-ethyl group into
- cyberchondria — unfounded anxiety concerning the state of one's health brought on by visiting health and medical websites
- cyclohexanone — a colourless liquid used as a solvent for cellulose lacquers. Formula: C6H10O
- cylinder head — the detachable metal casting that fits onto the top of a cylinder block. In an engine it contains part of the combustion chamber and in an overhead-valve four-stroke engine it houses the valves and their operating mechanisms
- cymbocephalic — scaphocephaly.
- cystathionine — an amino acid, C 7 H 14 O 4 N 2 S, that is an intermediate in the transfer of sulfur from methionine to cysteine.
- cytochalasins — Plural form of cytochalasin.
- cytopathology — a branch of pathology that examines individual cells in order to diagnose disease
- cytopharynges — Plural form of cytopharynx.
- dactylography — the scientific study of fingerprints for purposes of identification
- dance therapy — the use of dance or movement for therapeutic purposes; a form of therapy in which people are encouraged to express their feelings through dance or movement.
- danish pastry — Danish pastries are cakes made from sweet pastry. They are often filled with things such as apple or almond paste.
- day and night — If something happens day and night or night and day, it happens all the time without stopping.
- daylight lamp — a lamp whose light has a range of wavelengths similar to that of natural sunlight