16-letter words containing m, a, c, h
- coping mechanism — something a person does to deal with a difficult situation
- crash test dummy — a dummy used in crash tests
- cyclohexamantane — (chemistry) A certain diamondoid, C26H30.
- cyclophosphamide — an alkylating agent used in the treatment of leukaemia and lymphomas
- database machine — (hardware) A computer or special hardware that stores and retrieves data from a database. It is specially designed for database access and is coupled to the main (front-end) computer(s) by a high-speed channel. This contrasts with a database server, which is a computer in a local area network that holds a database. The database machine is tightly coupled to the main CPU, whereas the database server is loosely coupled via the network.
- debating chamber — a room where a legislative assembly holds debates
- dehumidification — Dehumidification is the removal of vapor from a gas-vapor mixture.
- devonshire cream — clotted cream.
- diacetylmorphine — heroin.
- dialysis machine — device: kidney treatment
- diamondback moth — a small moth Plutella xylostella that has diamond-shaped markings on the underside of its front wings that are visible when the wings are folded
- dimethylcarbinol — isopropyl alcohol.
- diplomatic pouch — a sealed mailbag containing diplomatic correspondence that is sent free of inspection between a foreign office and its diplomatic or consular post abroad or from one such post to another.
- direct-mail shot — the posting of unsolicited sales literature to potential customers' homes or business addresses
- disfranchisement — to deprive (a person) of a right of citizenship, as of the right to vote.
- dolichocephalism — (medicine) The quality or condition of being dolichocephalic.
- dredging machine — dredge1 (def 1).
- drumhead cabbage — acommon type of cabbage with tightly packed leaves and a rounded form with a slightly flattened top
- drumhead service — a religious service attended by members of a military unit while in the field
- duchess of malfi — a tragedy (1614?) by John Webster.
- electromechanics — the engineering aspects of devices that are controlled by either static or magnetic electric charges
- electromyographs — Plural form of electromyograph.
- electromyography — The recording of the electrical activity of muscle tissue, or its representation as a visual display or audible signal, using electrodes attached to the skin or inserted into the muscle.
- encephalomalacia — (medicine) A localized softening of the brain substance, due to hemorrhage or inflammation.
- enriched uranium — uranium in which the proportion of the fissile isotope U-235 has been increased to make it more fissile
- escape mechanism — way of avoiding reality
- examine-in-chief — to examine (one's own witness) in attempting to adduce a case
- exhibition match — a sports match which is not part of a competition but instead serves the function of demonstrating the skills of the players
- expectant mother — a pregnant woman
- extrachromosomal — Happening outside a chromosome.
- family physician — a general practitioner.
- farmhouse cheese — cheese that is made by traditional methods, on or as if on a farm
- father christmas — Santa Claus.
- feather merchant — a person who avoids responsibility and effort; loafer.
- femme de chambre — a chambermaid
- firewall machine — (networking, security) A dedicated gateway server with special security precautions on it, used to service external connections (typically from the public Internet). The firewall machine protects servers and networks hidden behind it from crackers. The typical firewall is an inexpensive microprocessor-based Unix machine with no critical data, with public network ports on it, but just one carefully watched connection back to the rest of the cluster. The special precautions may include threat monitoring, call-back, and even a complete iron box keyable to particular incoming IDs or activity patterns. The type of network and security environment of a firewall machine is often called a De-Militarised Zone (DMZ). It may contain other servers such as e-mail servers or proxy gateways - machines that need to be publicly accessible but also need some access to internal systems. Also known as a (Venus) flytrap after the insect-eating plant.
- franking machine — a machine that franks letters
- french cameroons — Cameroun (def 2).
- french ice cream — a type of ice cream in which an egg and cream mixture is cooked to a light custard before being frozen.
- galenic pharmacy — the art or practice of preparing and dispensing galenicals.
- garlic mushrooms — mushrooms, often pan-fried, cooked with garlic
- geomorphological — Of or pertaining to geomorphology.
- german cockroach — a common yellowish-brown cockroach, Blatta germanica, brought into the U.S. from Europe.
- haemochromatosis — (British spelling) alternative spelling of hemochromatosis.
- haemodynamically — from a hemodynamic point of view
- hamming distance — (data) The minimum number of bits that must be changed in order to convert one bit string into another. Named after the mathematician Richard Hamming.
- hamming, richard — Richard Hamming
- hand screw clamp — a screw that can be tightened by the fingers, without the aid of a tool.
- hard rock mining — (loosely) of or relating to igneous or metamorphic rocks, as in mining (hard-rock mining) and geology (hard-rock geology)
- hayes-compatible — (communications) A description of a modem which understands the same set of commands as one made by Hayes.