| Alopecurus | Alopecurus |
| Alopias superciliosus | Bigeye thresher |
| alopoiese | allopoiesis |
| alopoliploide | allopolyploid |
| alopoliploidia | allopolyploidy |
| alopregnanolona | allopregnanolone |
| alopurinol | allopurinol |
| alopático | allopathic |
| alopátrico | allopatric |
| alopécia | alopecia |
| alopécico | alopecic |
| Alor | Alor Island |
| Alor Star | Alor Setar |
| alorreatividade | alloreactivity |
| alorreativo | alloreactive |
| Alos-Sibas-Abense | Alos-Sibas-Abense |
| alosetrona | alosetron |
| Alossauro | Allosaurus |
| alostase | allostasis |
| alosteria | allostery |
| alostericamente | allosterically |
| alosterismo | allostery |
| alostérico | allosteric |
| alotropia | allotropy |
| alotropicamente | allotropically |
| alotrópico | allotropic |
| alotípico | allotypic |
| aloxanizado | alloxanized |
| aloxano | alloxan |
| aloxantina | alloxantin |
| Aloxe-Corton | Aloxe-Corton |
| aloxânico | alloxanized |
| Aloysius Matthew Ambrozic | Aloysius Ambrozic |
| Aloysius Stepinac | Aloysius Stepinac |
| alozima | allozyme |
| aloé | aloe |
| aloés | aloe |
| aloético | aloetic |
| Aloídas | Aloadae |
| aloína | aloin |
| Aloísio | Aloysius |
| Aloísio Lorscheider | Aloísio Lorscheider |
| Alp Arslan | Alp Arslan |
| alpaca | alpaca |
| Alpamayo | Alpamayo |
| alpargata | espadrille |
| alpenstock | alpenstock |
| alperce | apricot |
| Alperceiro | Apricot-tree |
| Alpes | Alps |
| Alpes Cottiae | Alpes Cottiae |
| Alpes da Alta Provença | Alpes-de-Haute-Provence |
| Alpes Dináricos | Dinaric Alps |
| Alpes japoneses | Japanese Alps |
| Alpes Marítimos | Alpes-Maritimes |
| Alpes-de-Haute-Provence | Alpes-de-Haute-Provence |
| Alpes-Maritimes | Alpes-Maritimes |
| alpestre | alpine |
| Alpha Andromedae | Alpha Andromedae |
| Alpha Arietis | Alpha Arietis |
| Alpha Blondy | Alpha Blondy |
