19-letter words containing a, l, k, i, c
- olive-backed thrush — Swainson's thrush.
- optical mark reader — (hardware) (OMR) A special scanning device that can read carefully placed pencil marks on specially designed documents. OMR is frequenty used in forms, questionnaires, and answer-sheets.
- particle kinematics — Particle kinematics is the study of the movement of particles, without considering the forces that cause this movement.
- phakoemulsification — the removal of a cataract by first liquefying the affected lens with ultrasonic vibrations and then extracting it by suction.
- pileated woodpecker — a large, black-and-white American woodpecker, Dryocopus pileatus, having a prominent red crest.
- port jackson willow — an Australian acacia tree, Acacia cyanophylla, introduced in the 19th century into South Africa, where it is now regarded as a pest
- raise one's hackles — one of the long, slender feathers on the neck or saddle of certain birds, as the domestic rooster, much used in making artificial flies for anglers.
- rickettsial disease — any of several acute infectious diseases caused by ticks, mites, or body lice infected with rickettsiae. The main types include typhus, spotted fever, Q fever, trench fever, and tsutsugamushi disease
- sell like hot cakes — a pancake or griddlecake.
- sickle-cell anaemia — Sickle-cell anaemia is an inherited illness in which the red blood cells become curved, causing a number of health problems.
- stick to one's last — a wooden or metal form in the shape of the human foot on which boots or shoes are shaped or repaired.
- sweetheart neckline — a neckline on a woman's garment, as a dress, with a high back and a low-cut front with two curved edges resembling the conventionalized shape of a heart.
- switchblade (knife) — a large jackknife that snaps open when a release button on the handle is pressed
- ticket-of-leave man — (formerly in Britain) a convict who had a permit to leave prison, after serving only part of his sentence, with certain restrictions placed on him
- to click into place — If you have been trying to understand something puzzling and then everything falls into place or clicks into place, you suddenly understand how different pieces of information are connected and everything becomes clearer.
- to go blackberrying — to go on an outing to collect blackberries
- to stick out a mile — If you say that something or someone sticks out a mile or stands out a mile, you are emphasizing that they are very obvious and easy to recognize.
- trickle bed reactor — A trickle bed reactor is a reactor in which gravity makes a gas and a liquid flow through a bed of catalyst.
- tussock caterpillar — the larva of a tussock moth.
- white-collar worker — office employee, clerical worker