BSL Sign Language Dictionary
Search and compare thousands of words and phrases in British Sign Language (BSL). The largest collection online.
How to sign: a simplified description of a complex entity or process
"the computer program was based on a model of the circulatory and respiratory systems";
Similiar / Same: model, framework
Categories: hypothesis, possibility, theory
Within this category: Copernican system, mean sun, Ptolemaic system, simulation, stochastic process
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