superstrate is a valid English word

Scrabble validity: invalid ( international - Sowpods, US - Twl06 )
iScramble validity: invalid
QuickWords validity: invalid

Meanings

Noun (COUNTABLE)

A layer or stratum adjacent and parallel to another.
(physics) The sudden increase in the electrical conductivity of some metals as their temperature falls to near absolute zero.
(photovoltaics) The covering on the sunny side of a photovoltaic (PV) module, providing protection for the PV materials from impact and environmental degradation while allowing maximum transmission of the appropriate wavelengths of the solar spectrum.

Verb

To arrange in parallel layers or strata.

superstrate is not a Scrabble valid word

s1u1p3e1r1s1t1r1a1t1e1

• International English (Sowpods) - The word is not valid in Scrabble ✘
• US English (TWL06) - The word is not valid in Scrabble ✘
• 13 points

superstrate is not an iScramble, QuickWords valid word

s1u2p3e4r5s6t7r8a9t10e11

• The word is not valid in iScramble ✘
• The word is not valid in QuickWords ✘
• 66 points

Same letters words (Anagrams)

• SUPERTASTER

Same letters plus one

• PERLUSTRATES
• SUPERSTARLET
• SUPERSTRATED
• SUPERSTRATES
• SUPERTASTERS

Same letters minus one

• REPASTURES
• RESPUTTERS
• SPUTTERERS
• STARTUPERS
• SUPERSTATE
• TREASUREST