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Although OSPD bears the name Official Scrabble Players Dictionary, no country’s competitive organization lists the OSPD as its official dictionary; the NASPA Word List is the official word list for tournament Scrabble in the United States, Canada, Thailand and Israel. [2] Merriam-Webster markets the OSPD as ideal for school and family use.
In dimethyl ether, the bond angle is 111° and C–O distances are 141 pm. [3] The barrier to rotation about the C–O bonds is low. The bonding of oxygen in ethers, alcohols, and water is similar. In the language of valence bond theory, the hybridization at oxygen is sp 3.
Scrabble is a word game in which two to four players score points by placing tiles, each bearing a single letter, onto a game board divided into a 15×15 grid of squares. The tiles must form words that, in crossword fashion, read left to right in rows or downward in columns and are included in a standard dictionary or lexicon.
Unlike the Official Scrabble Players Dictionary, NWL is a list and does not include definitions. It contains words not included in OSPD because they are considered offensive, [3] and a number of other additional words (mostly registered trademarks). Print versions of NWL can be procured from the NASPA website by NASPA members only.
3. Between two groups, may mean that the first one is a proper subgroup of the second one. > (greater-than sign) 1. Strict inequality between two numbers; means and is read as "greater than". 2. Commonly used for denoting any strict order. 3. Between two groups, may mean that the second one is a proper subgroup of the first one. ≤ 1.
Collins Scrabble Words (CSW, formerly SOWPODS) is the word list used in English-language tournament Scrabble in most countries except the US, Thailand and Canada, [1] although Scrabble tournaments in the US and Canada are also organized with divisions that use Collins Scrabble Words as their lexicon, some under the auspices of organizations such as the Collins Coalition.
L'Officiel du jeu Scrabble has been the official dictionary for Francophone Scrabble since January 1, 1990. It is published by Larousse and is often abbreviated to ODS . The current version is ODS 9 .
Ether analogues of triglycerides: 1-alkyldiacyl-sn-glycerols (alkyldiacylglycerols) are found in significant proportions in marine animals. [5] Other ether lipids: a number of other lipids not belonging to any of the classes above contain the ether linkage. For example, seminolipid, a vital part of the testes and sperm cells, has a ether ...