18-letter words containing a, f, l, i, c, t
- self-tapping screw — a screw designed to tap its corresponding female thread as it is driven.
- significant symbol — a verbal or nonverbal gesture, as a word or smile, that has acquired a conventionalized meaning.
- sildenafil citrate — a white crystalline powder, C 22 H 30 N 6 O 4 S, that temporarily normalizes erectile function of the penis by blocking an enzyme known to inhibit the production of a chemical that causes erections: used in the form of a pill to treat impotence.
- silver certificate — a former paper currency first issued in 1878 by the U.S. federal government for circulation, equal to and redeemable for silver to a stated value.
- soft touch sealing — Soft touch sealing is a copolymer seal for a tank, with characteristics designed for softness, used instead of a metal seal to help avoid fire when sparks are generated.
- statement of claim — law: first pleading
- stepping-off place — jumping-off place (def 2).
- sub-classification — to arrange in subclasses.
- tale of two cities — a historical novel (1859) by Dickens.
- the family compact — the ruling oligarchy in Upper Canada in the early 19th century
- thermal efficiency — the ratio of the work output of a heat engine to the heat input expressed in the same units of energy.
- to fall into place — If things fall into place, events happen naturally to produce a situation you want.
- traffic controller — a person whose job is to control the flow of air traffic
- triangle of forces — a triangle whose sides represent the magnitudes and directions of three forces whose resultant is zero and which are therefore in equilibrium
- university faculty — a division within a university comprising one subject area, or a number of related subject areas
- wildlife sanctuary — an area where wild animals and plants are protected
- witch hazel family — the plant family Hamamelidaceae, characterized by trees and shrubs having alternate, simple leaves, flowers in clusters or heads, and fruit in the form of a double-beaked woody capsule, and including the sweet gum, witch alder, and witch hazel.