Yes, strain is playable
...and is worth 7 points.
Found in the following dictionaries
Enable (Words with friends)
SOWPODS (Collins Scrabble Words)
OTCWL2014 (NASPA Word List 2014)
TWL06 (NASPA List 2006)
"Strain" Definition
noun
A kind or sort: imaginings of a morbid strain.
A passage of poetic and especially lyrical expression.
A prevailing quality, as of attitude or behavior.
A wrench, twist, or other physical injury resulting from excessive tension, effort, or use.
An artificial variety of a domestic animal or cultivated plant.
verb-transitive
Physics To alter (the relations between the parts of a structure or shape) by applying an external force; deform.
To draw off or remove by filtration: strained the pulp from the juice.
To embrace or clasp tightly; hug.
To exert or tax to the utmost: straining our ears to hear.
To injure or impair by overuse or overexertion; wrench: strain a muscle.
verb-intransitive
To be extremely hesitant; balk: a mule that strained at the lead.
To be or become wrenched or twisted.
To be subjected to great stress.
To filter, trickle, or ooze.
To make violent or steady efforts; strive hard: straining to reach the finish line.
verb
To draw tight cause to fit firmly .
To stretch to maximum extension and tautness .
To exert (as oneself) to the utmost.
To injure by overuse, misuse, or excessive pressure .
To cause a change of form or size in (a body) by application of external force.
We love the game of Scrabble®, which is why we created Free Scrabble Dictionary - a simple lookup tool to check if the word you want to play is valid in the game of Scrabble®. At the top of every page, you can enter your word and click "Search Dictionary." We'll let you know whether your word is playable and provide a few definitions as well.