high-reaching
/ˌhʌɪˈriːtʃɪŋ/adjective
1Aspiring, ambitious; (of writing, thought, etc.) elevated in style or content.
2 Literal. That reaches or is able to reach to a great height.
Origin
Late 16th century; earliest use found in Anthony Munday (d. 1633), playwright and translator. From high + reaching.