13-letter words containing f, u, l, c, r, a
- qualificatory — That serves as qualification.
- reproachfully — full of or expressing reproach or censure: a reproachful look.
- ruled surface — a surface that can be generated by a straight line, as a cylinder or cone.
- solar furnace — a furnace using sunlight concentrated by concave mirrors as the direct source of heat.
- spruce sawfly — any of several sawflies of the family Diprionidae, especially Diprion hercyniae (European spruce sawfly) the larvae of which feed on the foliage of spruce.
- sulfuric acid — a clear, colorless to brownish, dense, oily, corrosive, water-miscible liquid, H 2 SO 4 , usually produced from sulfur dioxide: used chiefly in the manufacture of fertilizers, chemicals, explosives, and dyestuffs and in petroleum refining.
- superficially — being at, on, or near the surface: a superficial wound.
- surface plate — Machinery. a flat plate used by machinists for testing surfaces that are to be made perfectly flat.
- surface-layer — the thin layer of air adjacent to the earth's surface, usually considered to be less than 300 feet (91 meters) high.
- trifunctional — pertaining to molecules that can react at three sites.
- umbraculiform — umbrella-shaped
- uncomfortable — causing discomfort or distress; painful; irritating.
- uncomfortably — causing discomfort or distress; painful; irritating.
- unconformable — not conformable; not conforming.
- unconformably — not conformable; not conforming.
- unenforceable — to put or keep in force; compel obedience to: to enforce a rule; Traffic laws will be strictly enforced.
- unrectifiable — able to be rectified.
- unreproachful — not deserving reproach or blame
- unsuperficial — external or outward: a superficial resemblance.
- vacuum filter — A vacuum filter is a filter in which the liquid passes through more easily because of a vacuum on the liquid output side.