ambas

= both, both of which.
Ex: Both institutes were honored by the presence of the twentieth century's greatest cataloging theorist, Seymour Lubetzky.
Ex: 'See also' references link two headings, both of which will be accepted for indexing.
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* a ambas orillas del Atlántico = on both sides of the Atlantic, on both sides of the ocean.
* a ambos lados de = on either side of.
* a ambos lados del Altántico = on both sides of the ocean, on both sides of the Atlantic.
* a ambos lados de + Lugar = on both sides of + Lugar.
* ambas partes del argumento = both sides of the fence.
* ambos lados del argumento = both sides of the fence.
* en ambas direcciones = two-way.
* en ambos casos = in either case, in either instance.
* lo mejor de ambas partes = the best of both worlds.