
1) Aalto of architecture 2) Architect Aalto 3) English boy name
Found on
https://www.crosswordclues.com/clue/alvar

An alvar is a biological environment based on a limestone plain with thin or no soil and, as a result, sparse grassland vegetation. Often flooded in the spring, and affected by drought in midsummer, alvars support a distinctive group of prairie-like plants. Most alvars occur either in northern Europe or around the Great Lakes in North America. Thi...
Found on
http://en.wikipedia.org/wiki/Alvar

a holy person of the Vaishnava sect.
Found on
https://www.infoplease.com/dictionary/alvar
No exact match found.