Light and spacious (4)
I believe the answer is:
airy
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">light and spacious</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for airy that I've seen before include "(Of ideas) speculative" , "Spacious; nonchalant" , "Well ventilated; insubstantial" , "Well-ventilated; delicate" , "Flippant" .)