unlatch
verb (used with object)
to unfasten (a door, window shutter, etc.) by lifting the latch.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
They use their forepaws as hands, and will unlatch a door with ease, and soon learn to turn a knob.
From Nature's Serial Story by Edward Payson Roe