a sedimentary rock consisting of sand consolidated with some cement (clay or quartz etc.)
silicone rubber
Noun
made from silicone elastomers
staple fiber
Noun
a natural fiber (raw cotton, wool, hemp, flax) that can be twisted to form yarn
staple fibre
Noun
a natural fiber (raw cotton, wool, hemp, flax) that can be twisted to form yarn
starch
Noun
a commercial preparation of starch that is used to stiffen textile fabrics in laundering
starch
Noun
a complex carbohydrate found chiefly in seeds, fruits, tubers, roots and stem pith of plants, notably in corn, potatoes, wheat, and rice
starch
Verb
stiffen with starch
sangapenum
Noun
a variety of gum
sarcosine
Noun
a sweetish crystalline amino acid
sard
Noun
a deep orange-red variety of chalcedony
sardius
Noun
a deep orange-red variety of chalcedony
sardine oil
Noun
oil obtained from sardines and used chiefly as a lubricant and in soap
sardonyx
Noun
an onyx characterized by parallel layers of sard and a different colored mineral
sawdust
Noun
fine particles of wood made by sawing wood
saw log
Noun
log large enough to be sawed into boards
saxitoxin
Noun
a powerful neurotoxin produced by certain dinoflagellates found in red tides
scale wax
Noun
partly refined paraffin wax
scheelite
Noun
a mineral used as an ore of tungsten
seawater
Noun
water containing salts
schorl
Noun
black tourmaline
saltwater
Noun
water containing salts
scrap iron
Noun
iron to be melted again and reworked
scratch pad
Noun
pad for preliminary or hasty writing or notes or sketches etc
scratch paper
Noun
pad for preliminary or hasty writing or notes or sketches etc
scribbling block
Noun
pad for preliminary or hasty writing or notes or sketches etc
seal oil
Noun
a pale yellow to red-brown fatty oil obtained from seal blubber
secretase
Noun
a set of enzymes believed to snip pieces off a longer protein producing fragments of amyloid protein that bunch up and create amyloid protein plaques in brain tissue (the pathological hallmark of Alzheimer's)
sedimentary clay
Noun
clay soil formed by sedimentary deposits
serine
Noun
a sweetish crystalline amino acid involved in the synthesis by the body of cysteine
salicylate
Noun
a salt of salicylic acid (included in several commonly used drugs)
salicylic acid
Noun
a white crystalline substance with a bitter aftertaste
salmon oil
Noun
a fatty oil obtained from the wastes in canning salmon
salol
Noun
a white powder with a pleasant taste and odor
samarskite
Noun
a complex black mineral occurring in pegmatites
substantive dye
Noun
dye with a high affinity for cellulose fibers (cotton or rayon etc.)
sodium chlorate
Noun
a colorless salt (NaClO3) used as a weed killer and an antiseptic
sodium dichromate
Noun
a red-orange salt used as a mordant
sodium bichromate
Noun
a red-orange salt used as a mordant
safranine
Noun
any of a class of chiefly red organic dyes
safranin
Noun
any of a class of chiefly red organic dyes
silver nitrate
Noun
a nitrate used in making photographic emulsions
saffranine
Noun
any of a class of chiefly red organic dyes
sodium hydroxide
Noun
a strongly alkaline caustic used in manufacturing soap and paper and aluminum and various sodium compounds
silver bromide
Noun
a bromide that darkens when exposed to light
silver iodide
Noun
an iodide that is used in photography, in seeding clouds to make rain, and in medicine
sugar of lead
Noun
a poisonous white solid (Pb[CH3CO]2) used in dyeing cotton and in making enamels and varnishes
sodium nitrite
Noun
nitrite used to preserve and color food especially in meat and fish products
smokeless powder
Noun
an explosive (trade name Ballistite) that burns with relatively little smoke
spiegel iron
Noun
pig iron containing manganese
streptolysin
Noun
any of several hemolysins derived from strains of streptococcus