13-letter words containing l, o, g, r, h
- nephrological — of or relating to nephrology
- neuroethology — the study of the role of the nervous system in animal behaviour
- oil hardening — to quench (steel) in a bath of oil.
- orchidologist — someone who is knowledgeable in orchidology
- organ whistle — a steam or air whistle in which the jet is forced up against the thin edge of a pipe closed at the top.
- organolithium — (organic chemistry) Describing any organic compound containing a carbon to lithium bond.
- ornithologist — the branch of zoology that deals with birds.
- oropharyngeal — the part of the pharynx between the soft palate and the upper edge of the epiglottis.
- orthodiagonal — the axis in a crystal
- orthogonalise — to make (vectors, functions, etc.) orthogonal.
- orthogonality — (mathematics, statistics) the property of being orthogonal.
- orthogonalize — to make (vectors, functions, etc.) orthogonal.
- oscillographs — Plural form of oscillograph.
- oscillography — a device for recording the wave-forms of changing currents, voltages, or any other quantity that can be translated into electric energy, as sound waves.
- pharmacologic — the science dealing with the preparation, uses, and especially the effects of drugs.
- phlebographic — relating to phlebography or the X-ray imaging of a vein that has been injected with a dye that is visible on the image taken
- photo gallery — display of collected photographs
- photoallergic — photosensitive.
- phototelegram — a telegram that is sent by means of phototelegraphy
- phraseologist — a person who treats of or is concerned with phraseology.
- plain yoghurt — natural yoghurt, without added flavouring
- plethysmogram — the recording of a plethysmograph.
- prague school — a school of linguistics emphasizing structure, active in the 1920s and 1930s.
- pterylography — the description of the feather arrangement on birds
- pull together — to draw or haul toward oneself or itself, in a particular direction, or into a particular position: to pull a sled up a hill.
- r-methodology — any statistical methodology in psychology that is contrasted with Q-methodology
- ragged school — (in Britain, formerly) a free elementary school for poor children
- reflectograph — a type of mechanical instrument used for communication with spirits or the dead
- remythologize — to mythologize anew, to make a new mythological system out of (an existing one)
- rheologically — in a rheological manner
- riding school — a place where equitation is taught.
- right to life — When people talk about an unborn baby's right to life, they mean that a baby has the right to be born, even if it has a severe disability or if its mother does not want it.
- right-to-life — pertaining to or advocating laws making abortion, especially abortion-on-demand, illegal; antiabortion: right-to-life advocates.
- rolling hitch — a hitch on a spar or the like, composed of two round turns and a half hitch so disposed as to jam when a stress is applied parallel to the object on which the hitch is made.
- rotary plough — an implement with a series of blades mounted on a power-driven shaft, used to break up soil or weeds
- rough sleeper — a homeless person who sleeps rough
- roughing mill — a rolling mill for converting steel ingots into blooms, billets, or slabs.
- school figure — (in ice skating) any one of a group of sixty-nine different figures, skated in two- or three-circle figure-eight patterns, used to test various skating movements, a skater usually being required to perform six selected ones in competition.
- schoolgirlish — like or characteristic of a schoolgirl
- selenographer — the branch of astronomy that deals with the charting of the moon's surface.
- shell program — A shell program is a basic computer program that provides a framework within which the user can develop the program to suit their own needs.
- shivering owl — screech owl.
- short selling — a person, as a speculator, who sells short.
- shoulder-high — A shoulder-high object is as high as your shoulders.
- single mother — a mother who brings up a child or children alone, without a partner.
- sleep through — If you sleep through something, it does not wake you up.
- solar heating — to heat (a building) by means of solar energy.
- symbolography — the writing of symbolic characters or tracing of symbolic figures
- synchronology — combined chronology
- the long term — the time some years ahead, (as opposed to the immediate future)