A layer of rocks, underlying all continents, that ranges from granitic at the top to gabbroic at the base. Any promotional content will be deleted. sial: 1 n the granitelike rocks that form the outermost layer of the earth's crust; rich in silicon and aluminum Type of: rock , stone material consisting of the aggregate of … sial (uncountable) ( geology ) The rocks rich in silicon and aluminum that form the upper layer of the earth's crust, which lies beneath all continental landmasses. An offensive word in Malay language. Sial/o medical definition, flashcards and ICD-10 codes. Definition of sial in English: sial. Sial definition: the silicon-rich and aluminium-rich rocks of the earth's continental upper crust , the... | Meaning, pronunciation, translations and examples i. new search; suggest new definition; Search for SIAL … Basically means something like, "stupid dumbass". See also [ edit ] The thickness is variously placed at 30 to 35 km. Top SIAL abbreviation meanings updated September 2020 Believing Sial Middle East to be a crucial event for industry professionals, Al Qasemi said it is the key component to addressing ways to narrow the gap between supply and demand across the region, by providing innovative and diverse alternatives to meet the needs of the consumer. ‘A mnemonic term derived from for silica, for alumina, and for magnesium, applied as a compositional term to a layer within the Earth that occupies a position intermediate between sial and sima.’ List of 20 SIAL definitions. Free. Definition of sial. Specific gravity, about 2.7. SIAL - Sialkot International Airport, Limited. Contrasted with sima All definitions are approved by humans before publishing. What does SIAL stand for? The name derives from the principal ingredients, silica and alumina. showing only Slang/Internet Slang definitions (show all 8 definitions). The material of the upper or continental part of the earth's crust, characterized as being of relatively low density and rich in silica and alumina. Another word for Opposite of Meaning of Rhymes with Sentences with Find word forms Translate from English Translate to English Words With Friends Scrabble Crossword / Codeword Words starting with Words ending with Words containing exactly Words containing letters Pronounce Find conjugations Find names Note: We have 4 other definitions for SIAL in our Acronym Attic. sial Find more words! Pronunciation /ˈsīal/ /ˈsaɪæl/ See synonyms for sial. noun dated Geology .